Answer:
Isaac Newton's 1666 experiment of bending white light through a prism demonstrated that all the colors already existed in the light, with different color "corpuscles" fanning out and traveling with different speeds through the prism.
Answer:
a rainbow!
Explanation:
solating a certain segment of your DNA, an analyst tells you that it shows that you have your father's eye shape but your maternal grandmother's eye
color. The DNA which is indicating this is
OA.
B.
Familial DNA
Nuclear DNA
C.
Core DNA
COD. Fusion DNA
The DNA which is indicating this is Nuclear DNA (option B)
What is nuclear DNA?Nuclear DNA constitutes the hereditary information enclosed in cell nuclei within an organism. It codes for characteristics such as physical features and predisposition towards some ailments by means of lengthy nucleotide sequences comprising various genes - which encode functional proteins contingent on distinct operations within the human anatomy.
This form of genetic information is passed down by both maternal and paternal contributions.
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92ml 3.0 fl oz what is the ratio
The ratio between 92 mL and 3.0 fl oz is 46 : 44, or it can be further simplified to 23 : 22.
To find the ratio between 92 mL and 3.0 fl oz, we need to convert the units to a common measurement. Let's convert 3.0 fl oz to milliliters (mL).
1 fluid ounce (fl oz) is equal to approximately 29.5735 milliliters (mL).
Therefore, 3.0 fl oz is equal to 3.0 * 29.5735 = 88.72 mL (rounded to two decimal places).
Now we can express the ratio between 92 mL and 88.72 mL:
92 mL : 88.72 mL
Simplifying the ratio by dividing both sides by the greatest common divisor, we get:
46 : 44
So, the ratio between 92 mL and 3.0 fl oz is 46 : 44, or it can be further simplified to 23 : 22.
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introduction of iron and functions of iron in the human body
Iron is a chemical element with the symbol Fe and atomic number 26. It is a metal that is essential for human health and is involved in many biological processes in the human body. Some of the key functions of iron in the human body include:
Oxygen Transport: Iron is a critical component of hemoglobin, a protein in red blood cells that carries oxygen from the lungs to the tissues throughout the body.Energy Metabolism: Iron is involved in various metabolic processes that produce energy for the body, including the production of ATP.Enzyme Function: Iron is a cofactor for several enzymes that are involved in various metabolic reactions.Immune Function: Iron is essential for the normal function of the immune system, including the production of white blood cells.Brain Development: Iron is important for proper brain development, especially in infants and children.It's important to have enough iron in the diet to maintain good health. However, too much iron can be harmful, so it's important to consult a doctor before taking iron supplements.
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Why are lipids and proteins free to move laterally in membranes?
A) The interior of the membrane is filled with liquid water.
B) There are no covalent bonds between lipid and protein in the membrane.
C) Hydrophilic portions of the lipids are in the interior of the membrane.
D) There are only weak hydrophobic interactions in the interior of the membrane.
E) Molecules such as cellulose can pull them in various directions.
giving BRAINLIST if you help fast!!
ATP is necessary for living things because it
A) speeds up biochemical processes.
B) is the usable energy source for all cells.
C)is food for all cells.
D) tastes good.
Answer:
B) ATP is the usable energy source for all cells.
Explanation:
All living cells need ATP (or adenosine triphosphate) because it is their usable energy source. They need it for multiple different processes, like active transport or cell signaling.
What is not true about parasite-host relationships? A. Both can be animals B. One can be a plant and the other an animal C. Both can be plants D. One must be an animals and the other one a plant
Answer:
one can be a plant and the other an animal
what is the oldest marine organism on record
Answer:
Explanation:
The longest-lived animal ever discovered is a quahog clam, estimated to be 507 years old.
Determine what organism fits the following niche: Heterotroph, non-motile, spores.
A. Ferns
B. E. coli bacteria
C. Fly Cap mushroom
D. Arctic Hare
Answer:
C. Fly Cap mushroom
Explanation:
All fungi are heterotrophic organisms because they obtain food and energy from external sources. Moreover, fungi are non-motile since they don't move. Finally, these organisms produce both sexual and asexual spores which are dispersed by wind and water.
On the other hand, the mushroom is the body of a fungus that grows on the soil, generally in humid and shady areas. The fly agaric mushroom is one of the most recognizable species of fungus.
The diagram above illustrates a type of plate boundary. Which crustal feature is most likely to form at this type of boundary?
A.Trench
B.Ridges
C.Tsunami
D.Earthquake
Answer its a 100% d
Explanation:
Answer: A
Explanation:
Earthquake is ↑↓
A tsunami has nothing to do with tectonic plates.
When twho plates go apart they can form trenches.
Which of the following bio molecule groups is described by the roles and functions listed above
Answer:
Explanation:
Some of the important functional groups in biological molecules are shown above: hydroxyl, methyl, carbonyl, carboxyl, amino, phosphate, and sulfhydryl (not shown). These groups play an important role in the formation of molecules like DNA, proteins, carbohydrates, and lipids.
Which trophic level do anacondas and jaguars fill in the Amazon rainforest?
Answer:
tertiary consumer
Explanation:
HELP: WILL MARK BRAINLIEST
Answer the blank
The Krebs cycle occurs in the matrix of the mitochondria and requires acetyl coenzyme-A (acetyl-CoA) that is produced from both lipids and carbs.
What is the Krebs cycle of cell respiration?The Krebs cycle of cellular respiration is the second step of this metabolic pathway which occurs in the mitochondrial matrix to generate NADH and FADH which are used during oxidative phosphorylation to produce ATP.
Therefore, with this data, we can see that the Krebs cycle of cell respiration is the second stage of this process and produces molecules required for ATP synthesis.
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Below are the reduction half reactions for chemolithoautotrophic nitrification, where ammonia is a source of electrons and energy and oxygen is the terminal electron acceptor.
NO2- + 6e- -> NH4+ (+0.34 volts)
O2 + 4e- -> 2H2O (+0.82 volts)
Using the information given, calculate the ΔE for this reaction, balance the full reaction to determine the n, the number of electrons transferred when 440 moles of NH4+ are oxidized. Finally, use the simplified Nernst Equation
ΔG = -nFΔE, where F = 96.5 kJ (mol e- × V)-1
to determine the Gibbs Free energy available to do work!
Report your answer in kJ rounded to two decimal places.
The Gibbs free energy available to do work for the reaction is approximately -15,427.20 kJ, rounded to two decimal places.
To calculate the Gibbs free energy (ΔG) available to do work for the given reaction, we need to use the formula:
ΔG = -nFΔE
where ΔE is the potential difference, n is the number of electrons transferred, and F is the Faraday constant (96.5 kJ/(mol e- × V)).
First, let's calculate the ΔE for the reaction by subtracting the reduction potential of the anode (NH4+ to NO2-) from the reduction potential of the cathode (O2 to H2O):
ΔE = E(cathode) - E(anode)
= (+0.82 V) - (+0.34 V)
= +0.48 V
Next, we need to balance the full reaction to determine the number of electrons transferred (n) when 440 moles of NH4+ are oxidized. The balanced equation is as follows:
8NH4+ + 6O2 -> 8H2O + 6NO3- + 16H+
From the balanced equation, we can see that for every 8 moles of NH4+ oxidized, 6 moles of electrons are transferred.
So, the number of electrons transferred (n) when 440 moles of NH4+ are oxidized can be calculated as:
n = (6 mol e- / 8 mol NH4+) × 440 mol NH4+
= 330 mol e-
Therefore, when 440 moles of NH4+ are oxidized, 330 moles of electrons are transferred.
Now, let's substitute the values into the equation:
ΔG = -nFΔE
= -(330 mol e-) × (96.5 kJ/(mol e- × V)) × (+0.48 V)
Calculating this expression, we find:
ΔG ≈ -15,427.20 kJ
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Which of these is an example of elemental carbon?
A.
Diamond
B.
Methane
C.
Proteins
The example of elemental carbon is diamond and it is pure form of carbon. Thus, option A is correct.
What is elemental carbon?Elemental carbon is pure form of carbon and it does not contain other elements and present in natural form. Due to this reason it is known as elemental.
In elemental form pure atoms are not attached to any other atom. Example is diamond which is allotrope of carbon in which there is only carbon atom attached to each other.
Methane and proteins are compounds consist of a combination of carbon and other elements and they are not come in category of elemental carbon.
Therefore,the example of elemental carbon is diamond and it is pure form of carbon. Thus, option A is correct.
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What 2 things change about the molecules of different states of matter?
Answer: speed and proximity
Explanation:
science
Explanation:
heating and evaporation
Two hawk species are present in the same ecosystem. Hawk A feeds on mice and squirrels, both of which feed on seeds and nuts. The small population of Hawk species B eats snakes that feed on mice and squirrels. Which describes why Hawk B is the keystone species in this scenario?
Answer:
Hawk B species help other populations survive by keeping snake predation low.Complete question and Explanation:
Due to technical problems, you will find the complete question and the explanation in the attached files.
A student prepares a cell homogenate from spinach leaves. She performs a cell fractionation experiment to determine the shortest amount time of centrifugation at 2000xg that will yield the highest percentage of chloroplasts in the pellet fraction. She splits the spinach homogenate into 5 equal parts and centrifuges the parts at 2000xg for 0, 5, 10, 15 or 20 min. She then determines the proportion of chloroplasts in the supernatant and pellet fractions. The controlled variable(s) in the student's experiment is/are:_____.
a. proportion of chloroplasts in each fraction.
b. use of same plant homogenate throughout.
c. time of centrifugation in minutes.
d. g-force of centrifugation.
Answer:
b. use of same plant homogenate throughout.
Explanation:
In an experiment, the controlled variable, also called the CONSTANT is the variable that is kept the same throughout the course of the experiment in order not to influence the result or outcome of the experiment.
In this question, a student performs a cell fractionation experiment to determine the shortest amount time of centrifugation (manipulated variable) at 2000xg that will yield the highest percentage of chloroplasts (responding variable) in the pellet fraction. In this experiment, the variable being controlled is same spinach plant homogenate used throughout.
The conditions _______ and ______ the cell. I don’t understand this
The conditions regulate and control the cell.
What is cell?A cell is the basic structural and functional unit of life. Cells are the smallest unit of life that can carry out all the functions necessary for life. They are the building blocks of all living organisms, such as plants, animals, fungi, and bacteria. Cells are composed of a membrane that surrounds the cell and its contents, as well as a nucleus, which contains the genetic material necessary for the cell to function and reproduce. Cells receive and use energy to carry out their functions, such as metabolism, growth, and division. Cells come in a variety of shapes and sizes, and some cells specialize in particular functions. While cells are incredibly small, they are incredibly complex and are responsible for the life of an entire organism.
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Which of the following is not considered a voluntary actior ?
Blinking
Increasing your heart rate
Raising your arms above your head
Standing up
What is the dependent variable that impacts the amount of solar energy in a location?A) EquatorB) LatitudeC) LongitudeD) Prime meridian
The correct option is B) Latitude. Latitude impacts the amount of solar radiation given, the extreme cases are the equator, where solar radiation is constant throughout the year. In contrast, the poles have few or none radiation in winter while more than 12 light hours in summer.
The codon, CAG, is being carried by a mRNA strand into the
cytoplasm. By using the Codon Chart, what amino acid will it code
for?
Drag the tiles to the correct boxes to complete the pairs.
Match each form of energy to its description.
gravitational potential
Motion energy refers to the energy related to an object's movement. When an object is in motion, it possesses kinetic energy, which is a form of motion energy.
How to explain the energyThe matching will be:
motion energy = energy related to an object's movement
chemical energy = stored energy related to positions of atoms within molecules
thermal energy = energy of motion of particles in a substance
nuclear energy = energy released when a nucleus splits or combines
gravitational potential energy = energy related to height
sound energy = energy generated by vibration of a string
Chemical energy is stored energy that is related to the positions of atoms within molecules. It is the energy that can be released or absorbed during a chemical reaction. When chemical bonds are formed or broken, energy is either released (exothermic reaction) or absorbed (endothermic reaction) in the process.
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One of the following organs is located on the Inferior surface of the liver in the right hypochondriac regions of the nine region plan:
Gall bladder
Pancreas
Left lobe of the liver
Right Lung
In saltwater, the water that surrounds a fish has a higher concentration of dissolved salts than is found in the fish's body cells. Which two methods allow the fish to maintain water balance? A. Pumping out salt through the gills B. Absorbing water into the body by osmosis C. Releasing only a little water in urine D. Taking in salts via food
The two methods that allow fish to maintain water balance in saltwater are pumping out salt through the gills and absorbing water into the body by osmosis.
In saltwater, the concentration of dissolved salts is higher in the surrounding water than in the fish's body cells. To maintain water balance, fish have developed two main methods:
1. Pumping out salt through the gills: Fish possess specialized cells in their gills that actively pump out excess salts from their bodies. This process helps maintain a lower salt concentration within the fish's body, preventing dehydration and maintaining water balance.
2. Absorbing water into the body by osmosis: Osmosis is the movement of water from an area of lower solute concentration to an area of higher solute concentration through a semi-permeable membrane. Fish have a protective layer of skin that allows water to be absorbed into their bodies while preventing the entry of excessive salts.
By absorbing water through their skin, fish replenish the water lost to the surrounding saltwater, helping to maintain their internal water balance.
These two mechanisms work together to enable fish to survive in saltwater environments. By actively pumping out salts and absorbing water, fish can regulate their internal salt concentration and prevent dehydration, ensuring their overall water balance is maintained.
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Which statement best explains why a multicellular organism needs
specialized cells to survive?
A. Most of its cells don't come into contact with the external
environment.
B. Most of its cells lack cell membranes.
C. It lacks specialized tissues.
D. Its organelles don't work together to carry out life functions.
Answer:
Most of its cells don't come in contact with the external.
Explanation:
proof is attached
Unit 1: Introduction to Science
1) What are each of the following variables and how are they used in this experiment:
Artavious noticed that his music sales were declining. Other companies were doing well by boosting
advertising, so he thought maybe he should as well. He wanted to find out which type of advertising would
boost sales the most, and to make sure that was the factor that made the difference. So he continued using
just word of mouth advertising for his original songs and tracked their sales, changing nothing. He used tiktok
advertising for his new releases and radio advertising for his remixes and tracked their sales. All songs had
the same artist, musicians, and genre.
Independent variable:
Dependent variable:
Constants:
Control:
Inference:
Observation:
From the scenario that has been narrated about the experiment;
Independent variable: Type of advertising used (word of mouth, TikTok, or radio). Its been used to measure the sales of song.
Dependent variable: The sales of his songs. This variable tells Artavious which independent variable gets better response
What are the constant, control and inferences from the experiment?Details from the experiment shows that;
Constants: The artist, musicians, and genre of the songs. This group does not receive the independent variable and provides a baseline for comparison
Control: The songs that continued to use word of mouth advertising.
Inference: This is the conclusion that Artavious draws from the results of the experiment when he measures the sales in response to each advertising platform.
Observation: This would be the data or results that Artavious records during the experiment, such as the number of sales for each type of song after using the different advertising methods.
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What is TRUE about using bullet comparisons to solve crimes?
A. A Chinese detective did this in 1248.
B. Francis Galton did this in 1892.
C. A Scotland Yard investigator did this in the 1830s.
D. Mathieu Orfila said that this would never be accurate.
Answer:
C. A Scotland Yard investigator did this in the 1830s.
Reason:
In the 1830s, a Scotland Yard detective was among the first to utilize bullet comparisons to capture a culprit.
A Scotland Yard investigator did this in the 1830s. Therefore, option C is correct.
What are bullets?A bullet is a kinetic projectile that is fired from a gun barrel as part of firearm ammunition. The majority of handgun bullets are formed of a lead-antimony alloy contained in a soft brass or copper-plated soft steel jacket, although they can also be made of copper, lead, steel, polymer, rubber, and even wax.
A softer lead core is enclosed in a tougher jacket made of steel or cupronickel in rifle and machine gun bullets. Bullets that penetrate armor have an inner core made of hardened steel.
Thus, a Scotland-yard investigator did this in the 1830s. This is true about using bullet comparison to solve crimes. Therefore, option C is correct.
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A fly has two alleles for the color of its eyes. The green allele is recessive, and
is represented by q. The blue allele is dominant, and is represented by p. If 28
of 100 organisms are green, what is p?
Homozygous dominant+ Heterozygous + Homozygous recessive = 1
OA. 0.72
B. 0.28
C. 0.53
D. 0.47
✓
p+2pq+q² = 1
The frequency of the dominant blue allele, represented by p, is D. 0.47. This means that 47% of the creatures in the population have the blue eye colour allele.
The equation p + 2pq + q² = 1 represents the Hardy-Weinberg equilibrium equation, which describes the frequencies of alleles in a population.
In this case, p represents the frequency of the dominant blue allele, q represents the frequency of the recessive green allele, and p + q = 1 because these are the only two alleles in the population.
Given that 28 out of 100 organisms are green (q² = 28/100), we can find the value of q. Taking the square root of q², we get q = √(28/100) = 0.53.
Since p + q = 1, we can substitute the value of q to find p. Therefore, p = 1 - q = 1 - 0.53 = 0.47.
So, the value of p, representing the frequency of the dominant blue allele, is 0.47. This indicates that 47% of the organisms in the population have the blue allele for eye color. Therefore, Option D is correct.
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Are cells and DNA the same thing?
Answer:No
Explanation: essentially cells hold dna inside of the nucleus. So while cells hold and have that they are not the same as dna because they also go through processes like mitosis
Answer:
No
Explanation:
Cells make up our bodies and perform acts to allow our body to do things. They also keep us alive. DNA is genetic and shows things you inherit from your parents, things that will be passed on to your kids if you have them
Please answer this I have to get done fast ! ……………………………………….
Answer:
c) The caterpillar is a herbivore
Explanation:
The caterpillar eats the flower, the frog eats the caterpillar, the snake eats the frog and the owl eats the snake. The is a food chain. If you take one animal out it would affect them all.