broadly, metamorphism involves select one: a. the settling of crystals in a melt as it cools. b. the sorting of grains by size, as accomplished b
Answers
Broadly, metamorphism involves the process of rock transformation under high heat and pressure conditions.
This process can occur in different geological settings such as contact metamorphism, regional metamorphism, and dynamic metamorphism.
During metamorphism, rocks undergo mineralogical, chemical, and textural changes that lead to the development of new minerals, crystal growth, recrystallization, and changes in grain size.
Metamorphism does not involve the settling of crystals in a melt as it cools, which is a process known as crystallization. Instead, metamorphism involves the sorting of grains by size, as accomplished by recrystallization.
Recrystallization occurs when the mineral grains in a rock undergo plastic deformation due to high pressure and temperature.
The grains can grow and combine with other grains to form new, larger grains with different shapes and orientations. This process leads to changes in the texture and structure of the rock, as well as the formation of new minerals.
The process of metamorphism is influenced by various factors, including the composition of the rock, the intensity and duration of the heat and pressure, and the presence of fluids such as water or hydrocarbons.
Metamorphism can result in the formation of different types of rocks such as slate, gneiss, schist, and marble, each with unique physical and chemical characteristics.
Understanding metamorphism is crucial in understanding the geological history of an area and can provide important information about the conditions that existed during the formation of rocks.
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Related Questions
what aids the attraction of b cells from the t-cell area to the primary lymphoid follicle?
Answers
The chemokine CXCL13 aids the attraction of B cells from the T-cell area to the primary lymphoid follicle.
Within the secondary lymphoid organs, such as lymph nodes and spleen, B cells and T cells occupy different regions. The T-cell area, also known as the paracortical region or T-cell zone, is where T cells primarily reside, while B cells are located in the primary lymphoid follicles or B-cell follicles. The movement of B cells from the T-cell area to the primary lymphoid follicle is essential for effective B-cell activation and immune response.
Chemokines are small signaling molecules that guide immune cell migration within tissues. CXCL13, also known as B lymphocyte chemoattractant (BLC), is produced by stromal cells within the primary lymphoid follicles. It acts as a chemotactic factor attracting B cells expressing the appropriate chemokine receptor, CXCR5, towards the primary lymphoid follicles.
The interaction between CXCL13 and CXCR5 plays a critical role in the migration of B cells from the T-cell area to the primary lymphoid follicles. Once in the follicles, B cells can encounter antigen, undergo activation, and initiate immune responses such as antibody production.
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Which of the following describes the perspective of
environmental determinism?
O A contemporary ecological view that human activity is affecting the global
environment toward a negative outcome
O A former scientific viewpoint stating that factors within the physical geography
of a region shape the local population's culture and behaviors
O A twentieth-century idea that human cultures are imprinted on the landscape
in different forms of land use and architecture
O A belief system based on an ideology that humans have dominion over Earth
and its natural resources
Answers
Answer:
The correct answer is "former scientific viewpoint stating that factors within the physical geography of a region shape the local population's culture and behaviors".
Explanation:
The idea of environmental determinism rise during the early part of the twentieth century, when concepts such as "culture" and "society" had not been studied the way they do today. Environmental determinism states that the geographical and physical conditions of a region defines human society, including its economics and cultural features. Nowadays, environmental determinism is considered a simplistic way of studying humans, since it implies that social conditions have no impact on human's development.
A farmer is analyzing cross sections of his land to determine where to build a well.
Which phrase describes the best area to dig down to the groundwater?
Answers
The best area for digging down to the groundwater (in order to construct a well) is where the saturated zone is fifteen meters deep.
The question is incomplete. The complete question is:-
A farmer is examining cross-sections of land owned by him in order to determine the location to construct a well. Which of the following given options describe the best suited area for digging down to the groundwater?
(A) where the saturated zone is fifteen meters deep,
(B) where the water table is at hundred meters deep,
(C)where the unsaturated zone is fifty meters thick,
(D)where there is a layer of clay (twenty-five meters thick) at the surface.
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Answer:
The saturated zone is 15 meters deep
Explanation:
When the two white ducks are crossed,will they produce only white duckling
Answers
If the color white is the dominant trait, then their offspring will be white as well.
Monica stressed the importance of advertising the new product line on television and the radio to add value to the brand. What is one way advertising adds value to a brand
Answers
Advertising adds value to a brand by increasing brand awareness and visibility among the target audience, thereby creating a positive perception and association with the brand.
Advertising plays a crucial role in building brand equity and adding value to a brand in several ways: Brand Awareness: Advertising helps to create awareness about the brand and its products or services among the target market. By reaching a wide audience through television and radio, the brand can increase its visibility and ensure that potential customers are aware of its existence. Brand Image and Perception: Through advertising, a brand can shape and control its desired image and perception in the minds of consumers. Well-crafted advertisements can communicate the brand's values.
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Enzymes that are expressed at a constant level all the time are said to bea) inducibleb) repressiblec) constitutived) attenuated
Answers
Answer: C. Constitutive
Explanation:
Enzymes that are expressed at a constant level all the time are said to be constitutive. The correct option is c). This means that they are always present and active in the cell, regardless of environmental or metabolic conditions.
Constitutive enzymes are important for basic cellular processes such as energy metabolism, DNA replication, and protein synthesis.
In contrast, inducible enzymes are only produced in response to specific signals or stimuli, while repressible enzymes are turned off in the presence of certain compounds or conditions. Attenuated enzymes are those that have been altered or modified to have reduced activity or function.
Understanding the regulation of enzyme expression is important for many fields, including biochemistry, biotechnology, and medicine, as it can provide insights into disease processes, drug development, and metabolic engineering.
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What are the possible blood types of a baby with a mom who is heterozygous for blood type A and a dad with type O?
Answers
Answer:
A & O group
Explanation:
Dad will be having io io allele and mom will be having ia io
The possible blood types for the baby are either A or O, with equal likelihood of 50% for each.
What is blood type?A classification system called blood type explains whether or not specific antigens are present on the surface of red blood cells. Each of the four major blood types—A, B, AB, and O—has distinct antigen markers.
A and O are the two possible blood types for a child whose mother is heterozygous for blood type A (genotype AO) and whose father has type O (genotype OO).
A baby has a 50% chance of acquiring the A allele from the mother and a 50% chance of inheriting the O allele from the father because each parent gives one of their two blood type genes to their offspring.
Baby with blood type A inherits the A allele from the mother and the O allele from the father (genotype AO).
The child will have blood type O if both parents carry the O allele (genotype OO).
Therefore, the possible blood types for the baby are either A or O, with equal likelihood of 50% for each.
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Select ALL the correct answers.
Which of the following statements about energy in systems are true?
The amount of energy in a system must equal the amount of matter in the system.
Energy can be changed from one form to another.
When energy leaves a system, it is transformed into matter.
Energy can be transferred into or out of a system.
Answers
Answer:
When energy leaves a system it is transformed into matter
Explanation:
First Law of Thermodynamics: Energy can be changed from one form to another, but it cannot be created or destroyed. The total amount of energy and matter in the Universe remains constant, merely changing from one form to another.
Plsssssssssssssssssssss answer
Answers
Answer:
I'm going to say yes and no because alot of mask have different textures and material with some of the mask being thin material and some being think it really depends on the type of mask because with a really thin mask that doesn't have support u can still spread germs because even if you may be 5-6 feet apart germs spread about to 500 feet radius i do believe so it once again it depends on the mask
Marissa is testing a hypothesis through experimentation. She believes that immersing ocean coral in carbonic acid will slow the coral’s growth. Which of these actions will prevent Marissa from introducing confounding variables into her experiment?
Answers
Answer:
The answer choices to this question are:
A) She releases cement particles into a random number of the coral samples.
B) She uses three different types of coral to establish her dependent variables.
C) She treats the coral samples identically with varying levels of carbonic acid.
D) She obtains her coral samples from coral reefs surrounding different continents.
Best Answer is:
A) She releases cement particles into a random number of the coral samples.
Theory:
It has been researched that ocean acidification caused by carbon dioxide emissions causes a decrement in the coral reef growth and this will keep slowing down unless steep and rapid reductions in greenhouse gas emissions are made. And the Coral reefs offered economic opportunities would advantage the surrounding communities from fishing and tourism.
i did this question so thats why i know the answer choices
hope this helpsss
Answer: C. She treats the coral samples identically with varying levels of carbonic acid.
Explanation: I just took the test and this is correct
Phospholipids are found in plasma membranes. are water-soluble. contain subunits called amino acids. are fat-soluble vitamins. are a type of steroid.
Answers
The correct option is (A). Are found in Plasma membrane
Phospholipids are the major constituent of the plasma membrane.
What are phospholipids' primary purposes?The primary component of the plasma membrane is phospholipids. They are made up of fatty acid chains joined to a glycerol or other similar backbone, just like fats. The glycerol backbone's third carbon is bonded to a phosphate group, hence there are only two fatty acids connected as opposed to three. An alcohol is added to the phosphate group to change it. Both hydrophilic and hydrophobic areas can be found in phospholipids. While the phosphate is hydrophilic and interacts with water, the fatty acid chains are hydrophobic and keep themselves away from it. A membrane with a bilayer of phospholipids surrounds each cell. The phosphate group can face either the outside environment or the inside of the cell, both of which are watery, as opposed to the fatty acids of phospholipids, which face within, away from water.Learn more about the Plasma membrane with the help of the given link:
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The carbohydrates in your diet are a product of which process?
Cellular respiration
Photosynthesis
Ingestion
Mechanical digestion
Which option^ help!
Answers
Answer: Photosynthesis
Explanation: The carbohydrates in your diet are a product of photosynthesis.
Photosynthesis is the process by which plants, algae, and some bacteria convert light energy from the sun into chemical energy, which is stored in the form of carbohydrates (such as glucose). Carbohydrates are one of the three major macronutrients that are essential for human nutrition, and they are an important source of energy for our bodies.
While ingestion and mechanical digestion are important steps in the process of obtaining carbohydrates from our diet, the ultimate source of these carbohydrates is the plants and other photosynthetic organisms that produce them. Once we ingest the plant material, our bodies break down the carbohydrates through further digestion and cellular respiration in order to extract the energy they contain.
The "adaptor" molecule that was hypothesized by Francis Crick to link amino acids to mRNA is actually which type of biomolecule? a. protein b. DNA c. tRNA d.
Answers
The "adaptor" molecule that Francis Crick hypothesized to link amino acids to mRNA is actually a type of RNA known as transfer RNA (tRNA).
The correct answer is option c.
tRNA is responsible for transferring specific amino acids to the growing polypeptide chain during protein synthesis. Each tRNA molecule has a specific anticodon sequence that binds to the complementary codon sequence on mRNA, which helps to ensure that the correct amino acid is added to the polypeptide chain.
tRNA also has a binding site for the corresponding amino acid, which it carries to the ribosome where protein synthesis occurs. In this way, tRNA plays a crucial role in translating the genetic code from mRNA into the sequence of amino acids that make up proteins.
While DNA and proteins are also involved in protein synthesis, it is tRNA that acts as the key adaptor molecule in linking amino acids to mRNA.
Therefore, option c is correct.
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A student did an experiment with ice. A beaker of ice was placed on a hot plate for 30 minutes and its temperature was recorded after every 5 minutes. The table below represents how the temperature and state of ice changes with time.
Time from start (in minutes) 0 5 10 15 20 25 30
State of matter in beaker ice water P water Q steam steam
Temperature of matter in beaker (in ° C) 0 0 50 80 100 100 142
What do the labels P and Q most likely represent?
both P and Q represent ice
both P and Q represent water
P represents ice and Q represents steam
P represents steam and Q represents ice
Answers
From the table, we can see that P and Q represent water. (Option B)
What does P and Q represent?We know that the liquid range of water is 0 - 100 degrees Celsius. Within this temperature range, water exists as a liquid substance.
Looking at the table we can see that the temperatures of P and Q are 50 and 100 degrees Celsius respectively hence both P and Q represent water.
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A scientist is unsure about the accuracy of her experiment. She has checked her equipment and found it to be in good working order, checked her data and found it to be accurate, and reviewed her interpretation of the data, which she found to be logical. What should she do in addition to check the accuracy of her results?
Answers
Answer:
The answer to the question above is given below
Explanation:
Since the scientist is unsure about the accuracy of her experiment, it could be possible the procedure she used was reliable but the result inaccurate or the procedure can also be inaccurate and also the result. She checked her equipment, data, and even the interpretation of the data and found all to be correct. But it wasn't mentioned if she repeated the experiment.
The following points will briefly highlight other possible ways to further check the accuracy of her results:
1. The accuracy of an experiment could also question how reliable it is. She should repeat the experiment over and over again without changing any parameter she used initially to test if she gets the same result. Similar results would imply an accurate experiment.
2. She should check if an experiment has been done before by another scientist on the same subject, check parameters used and compare values and results. This in other words is checking if the hypothesis is true.
3. She should check for random errors that could arise from environmental conditions that could influence her final result.
Not trying to be racist but uh....was Jesus actually white?- I WILL GIVE 100 POINTS AND BRAIN LIST TO THE PERSON WHO ANSWERS TRUTHFULLY!
Answers
Answer:
I'm pretty sure Jesus was white. In any paintings that were depicted of him he was a tall, pale, and thin man with light brown, long hair and a beard. I have a plate that hangs in my house on our wall with a picture of him and that is how he looks. And it also determined that he would have most likely looked like a typical Galilean Semite of his day. I believe that there were people of color in the biblical days but it was never proven that Jesus was, so I'm gonna say, no. Jesus is white.
Explanation:
Hope it helps! =D
Answer:
I would say no.
Explanation:
Despite the illustrations and paintings it would have been highly unlikely in the area he was born into to be white. I think the white illustrations may have just came from a prejudiced past when people actually believed race made someone better or worse.
( and no that doesn't mean I think he is black either , in his area it would be more common to just have a darker tone, so think lightskin when I say "Not white".) btw dont give me brainliest , if you cant tell this is the first question ive answered so im clearly not someone who needs it.
What can DNA be compared to?
A. a dictionary
B. a book
C. a virus
D. a computer program
Answers
Reason
Just like in a book, DNA is made up of letters.
the ordering of these letters spells out the genetic code just like in a book
Three examples of Symbiosis that includesthe following: Muualis,
Commensalism, Parasitism, ExplEcosystems
Answers
Symbiosis refers to the close interaction between two different species, often with mutual benefit. Three examples of symbiosis that include mutualism, commensalism, and parasitism are lichens, barnacles, and fleas, respectively.
1. Mutualism: Lichens are an example of mutualism in which fungi and algae live together in a symbiotic relationship. The fungi provide protection and nutrients for the algae, while the algae provide sugars for the fungi. This allows the lichens to survive in harsh environments such as deserts and tundras.
2. Commensalism: Barnacles are an example of commensalism, where one species benefits while the other is unaffected. Barnacles attach themselves to the skin of whales and feed on the plankton in the water that the whales stir up as they swim. The whales are not harmed or helped by the barnacles.
3. Parasitism: Fleas are an example of parasitism, where one species benefits while the other is harmed. Fleas feed on the blood of their hosts, such as dogs and cats, and can transmit diseases. The hosts are harmed by the fleas and can suffer from itching and skin irritation.
Symbiosis is the relationship between two different species that interact closely with each other. These interactions can include mutual benefit, no benefit, or harm to one of the species involved. There are three different types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a type of symbiosis in which both species involved benefit from the relationship. Lichens are an excellent example of mutualism. Lichens are formed when fungi and algae come together to form a symbiotic relationship. The fungi provide the algae with nutrients and protection, while the algae provide the fungi with sugars they make through photosynthesis. This allows the lichens to grow and thrive in harsh environments where neither the fungi nor the algae would be able to survive alone.
Commensalism is a type of symbiosis in which one species benefits from the relationship, while the other is unaffected. An example of commensalism is the relationship between barnacles and whales. Barnacles attach themselves to the skin of whales and feed on the plankton in the water that the whales stir up as they swim. The whales are not harmed by the barnacles and are neither helped nor harmed by their presence.
Parasitism is a type of symbiosis in which one species benefits from the relationship, while the other is harmed. Fleas are a good example of parasitism. Fleas feed on the blood of their hosts, such as dogs and cats, and can transmit diseases. The hosts are harmed by the fleas and can suffer from itching and skin irritation.
In conclusion, symbiosis is an essential part of many ecosystems. The different types of symbiosis can have a significant impact on the health and survival of the species involved. Mutualism, commensalism, and parasitism are three examples of the different types of symbiosis that can occur in nature.
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1. How many atoms are present in 8. 500 mole of chlorine atoms?
2. Determine the mass (g) of 15. 50 mole of oxygen.
3. Determine the number of moles of helium in 1. 953 x 108 g of helium.
4. Calculate the number of atoms in 147. 82 g of sulfur.
5. Determine the molar mass of Co.
6. Determine the formula mass of Ca3(PO4)2
Answers
The number of atoms in 8.500 mol of chlorine atoms is 5.1167 x 10²⁴ atoms of chlorine
The mass of 15.50 moles of oxygen is 247.98 g
The number of moles of helium in 1.953 x 10⁸ g is 4.880 x 10⁷ moles
The number of atoms present in 147.82 g of sulfur is 2.774 x 10²⁴ atoms of sulfur
The molar mass of Co (cobalt) is 58.93 g/mol.
The formula mass of Ca₃(PO₄)₂ is 310.18 g/mol.
What is the number of atoms present in 8. 500 mole of chlorine atoms?The number of atoms is determined as follows:
1 mole of atoms contains 6.022 x 10²³ atoms
In 8.500 moles of chlorine atoms, the number of atoms present would be:
8.500 mol x 6.022 x 10²³ atoms/mol = 5.1167 x 10²⁴ atoms of chlorine
The molar mass of oxygen is 15.999 g/mol.
The mass of 15.50 moles of oxygen would be:
15.50 mol x 15.999 g/mol = 247.98 g
The molar mass of helium is 4.003 g/mol.
The number of moles of helium in 1.953 x 10⁸ g would be:
1.953 x 10⁸ g / 4.003 g/mol = 4.880 x 10⁷ moles
The molar mass of sulfur is 32.06 g/mol.
The number of moles of sulfur in 147.82 g would be:
147.82 g / 32.06 g/mol = 4.608 moles
The number of atoms present will be:
4.608 mol x 6.022 x 10²³ atoms/mol = 2.774 x 10²⁴ atoms of sulfur
The molar mass of Co (cobalt) is 58.93 g/mol.
The formula mass of Ca₃(PO₄)₂ will be determined as follows:
Ca: 3 x 40.08 g/mol = 120.24 g/mol
P: 2 x 30.97 g/mol = 61.94 g/mol
O: 8 x 16.00 g/mol = 128.00 g/mol
Formula mass of Ca₃(PO₄)₂ = 120.24 + 61.94 + 128.00
Formula mass of Ca₃(PO₄)₂ = 310.18 g/mol.
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why do you think people that are homozygous (tt) for the dominant allele have a much stronger bitter taste?
Answers
if teh integrity of bacterial dna is maintained (intact), predict how the dna band will appear on an agarose gel? How will you explain if you see smears of DNA on the gel?
Answers
If the integrity of bacterial DNA is maintained (intact), the DNA band will appear as a distinct, sharp, and well-defined band on an agarose gel.
If there are smears of DNA on the gel, it indicates that the DNA is degraded or fragmented due to the breakdown of the double-stranded DNA molecules into smaller fragments, making it impossible to obtain a single sharp band.To ensure the quality and quantity of DNA isolated from bacterial cultures, it is essential to maintain the integrity of the DNA molecule. The quality of the DNA can be determined by checking the integrity of the DNA molecule, which can be checked by running it on an agarose gel. On the agarose gel, the DNA band will appear as a sharp and distinct band if the integrity of the DNA molecule is maintained. However, if the DNA is degraded, fragmented, or damaged, it will appear as a smear on the agarose gel. This is because the breakdown of the double-stranded DNA molecules into smaller fragments makes it impossible to obtain a single sharp band. Therefore, the presence of DNA smears on the gel indicates that the quality of the DNA is poor, and the sample needs to be re-evaluated.
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A biologist is studying two organisms, X and Y. She knows that at least one of them is an animal. Organism X only reproduces sexually. Organism Y reproduces both sexually and asexually.
Which conclusion is best supported by the information?
Organism X is an animal, and organism Y is not.
Organism Y has the benefit of not having to find a mate.
Organism X has offspring that are not genetically diverse.
Organism Y is a heterotroph, and organism X is not.
Answers
Organism X has offspring that are not genetically diverse.
Genetic diversity is characterised by genetic diversity within a species. Recombination of genetic material during the inheritance process results in genetic diversity. It alters as space and time pass. Because it produces distinct offspring by fusing the DNA of the parents, sexual reproduction is crucial for sustaining genetic diversity.It happens as a result of gene recombination during the inheritance process.The genetic diversity varies over time and space.One of the most important components of genetic diversity is sexual reproduction, which uses a combination of parental genes to create unique children.Genetic variety is also a result of gene mutation, genetic drift, and gene flow.Individuals of the species can adapt to challenging environmental conditions thanks to genetic variety.The ability to adapt to unfavorable environmental conditions, illness resistance, and other physical qualities are given to the individuals.To know more about Genetic check the below link:
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Answer:B
Explanation:
how are organisms interdependent?
Answers
What changes in energy occur when the bowling ball strikes the pins?
Answers
Answer:
please give me brain list and follow
Explanation:
The bowling ball's energy of motion is about to cause a change. ... The collision with the bowling ball changes that. The ball strikes the pins, and some of the ball's energy of motion transfers to the pins. This makes the pins gain motion energy and leaves the ball with less motion energy.
Refer to the food web at the top of the page. Which organism occupies trophic level 2?
A. Nuthatch
B. Whiptail
C. Jackrabbit
D. Wolf
Answers
Answer:
this is impossible to answer without the web
Explanation:
Answer: Is C. Jackrabbit
Explanation:
The endangered Cheat Mt. Three-Tooth Snail occurs in sandstone outcrops along the Cheat Canyon in West Virginia. You need to estimate their abundance in a 100 hectare area of the forest. Describe how you would estimate their abundance in Cheat Canyon using area-based counts.
Answers
The accuracy of the estimate depends on the representativeness of the selected quadrats and the thoroughness of the surveys conducted. Adjustments may be needed based on the specific characteristics of the Cheat Mt. Three-Tooth Snail and the Cheat Canyon environment.
To estimate the abundance of the endangered Cheat Mt. Three-Tooth Snail in a 100-hectare area of the Cheat Canyon using area-based counts, you can follow these steps:
1. Determine the sampling method: Choose a suitable sampling method to estimate the snail abundance in the forest area. One common method is the quadrat sampling technique.
2. Divide the area into quadrats: Divide the 100-hectare area into smaller, equal-sized quadrats. The size of the quadrats will depend on the snail's distribution and the level of precision desired. For example, you can divide the area into 100 quadrats of 1 hectare each.
3. Randomly select quadrats: Randomly select a predetermined number of quadrats to survey. This helps ensure that the sampled quadrats are representative of the entire area. For instance, you might choose to survey 20 out of the 100 quadrats.
4. Conduct field surveys: Visit each selected quadrat and thoroughly search for the Cheat Mt. Three-Tooth Snails. Carefully examine the sandstone outcrops and record the number of snails found in each quadrat. Repeat this process for all selected quadrats.
5. Calculate snail density: Calculate the snail density by dividing the total number of snails observed in the sampled quadrats by the total area surveyed. For example, if you found 50 snails in the 20 sampled quadrats, the snail density would be 50 snails / 20 hectares = 2.5 snails per hectare.
6. Extrapolate to estimate total abundance: To estimate the snail abundance in the entire 100-hectare area, multiply the snail density by the total area. In this case, the estimated total abundance would be 2.5 snails per hectare * 100 hectares = 250 snails.
Remember, this is just one way to estimate the abundance using area-based counts. The accuracy of the estimate depends on the representativeness of the selected quadrats and the thoroughness of the surveys conducted. Adjustments may be needed based on the specific characteristics of the Cheat Mt. Three-Tooth Snail and the Cheat Canyon environment.
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Can someone help me with this question please
Answers
Yes, Pedigree could be used to support multiple forms of inheritance. it is also possible for pedigrees to appear similar for different modes of inheritance.
How you differentiate pedigree that may appear to be similar but have different modes of inheritance?There are distinctive patterns that can help differentiate traits. some clues that can help narrow down the type of inheritance are
The presence or absence of the trait in every generation which is something common for an autosomal dominant pedigree.Whether the trait appears to be passed from father to son. This should tell you whether or not it is X-linked inheritance. For dominant and reccessive x-linked heritance, it is the mothers and females that are carriers of it and would pass it on. Not the father.The gender of affected individuals. For example, males are more often affected in X-linked recessive inheritanceFind more exercises on characteristic heritance;
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IS THIS A B C D ?? SOME INE HELP PLSS
Answers
Answer:
I'll need some more info on the parents traits to answer this
Explanation:
Will be happy to help once it's attached :)
In your biology class, your final grade is based on several things: a lab score, score on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 30% of your total grade, each major test is worth 22.5%, and the final exam is worth 25%. Compute the weighted average for the following scores: 92 on the lab, 85 on the first major test, 90 on the second major test, and 84 on the final exam. Round your answer to the nearest hundredth.
Answers
A weighted average is a statistical measure that considers the relative importance of each value to calculate the final average.
In this problem, the weighted average score for the four scores will be calculated as given below:Given:L = 92 (lab score)T1 = 85 (score on the first major test)T2 = 90 (score on the second major test)F = 84 (score on the final exam)Weightage of lab score = 30% = 0.3 Weightage of each major test score = 22.5% = 0.225Weightage of the final exam score = 25% = 0.25
Weighted score of lab = 92 × 0.3 = 27.6 Weighted score of first major test = 85 × 0.225 = 19.125 Weighted score of second major test = 90 × 0.225 = 20.25Weighted score of final exam = 84 × 0.25 = 2 Total weighted score = 27.6 + 19.125 + 20.25 + 21 = 87.975 (out of 100)Therefore, the weighted average score is 87.98 when rounded to the nearest hundredth.
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Name 4 examples of carbohydrates.
Answers
Answer:
Bread, beans, milk, popcorn, potatoes, cookies, spaghetti etc.
Explanation: