Answer:
As the earth moves in space, it ROTATES on its axis
4.07 ASTRONOMY
When our Milky Way collides with Andromeda the following will occur?
Answer:
Galactic Cannibalism
Explanation:
The Milky Way and Andromeda will merge together.
A parent with Type A blood and a parent with Type O blood have a child. Which of the following is a possible genotype of their offspring?
11. Once transcription has been completed, which of the following is NOT necessary for protein synthesis to occur?
A) tRNA
B) ribosomes
C) mRNA
D) DNA
DNA is not necessary for protein synthesis. Thus option D is correct.
What are the components of translation ?The process in which formation of amino acid sequence from m RNA sequence, means the sequence of nucleotide encode amino acid called as the genetic code.
Translation occur in cytoplasm, involves in transport of amino acid to the ribosome by forming polypeptide chain.
In translation, there is one translator which conducts the translation and another is substrate where the mRNA is translated into a new protein
Ribosomes are the major component made of ribosomal RNA (rRNA) and proteins .
The enzyme called rRNA peptidyl transferase bind to the large subunit with three active sites (E, P, A) of amino acids which are responsible for catalytic activity.
The enzyme activity involve in the formation of peptide bonds between adjacent amino acids using tRNAs during translation.
Thus option D is correct.
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What group of plants would flowering plants belong to?
A. Bryophytes
B. Seedless vascular plants
C. Gymnosperms
D. Angiosperms
Answer:
D.Angiosperms
Explanation:
Many plant seeds are able to survive the fires common to the chaparral biome. please select the best answer from the choices provided t f
Answer:
True
Explanation:
A chunk of the plants that are found in the chaparral biome are resistant to the common flames.
9. Lydia played miniature golf 4 times last week. Each time she shot 3
strokes under par (-3). What was Lydia's total score?
Answer:
-12
Explanation:
Since Lydia hit 3 strokes under par 4 times during the week, that means she had a total of (-3) × 4 = -12
which part of the body is emphasized in african artwork due to its association with knowledge and identity, and its connection with a person’s spirit?
The head is often emphasized in African artwork due to its symbolic significance. In many West African cultures, the head has long been seen to have a physical, spiritual and even metaphysicalmeaning.
As the site of a person’s wisdom, identity, and innermost thoughts, the head was seen to be a conduit for communication between mortals and gods. It was the seat of thought, of knowledge, of understanding, and was believed to be the source of a person’s power. African artwork seeks to honor and honor this power, and often depicts a human head as larger than its accompanying body.
This physical representation of the spiritual weight of the head draws attention to the power and significance it holds, and serves as a reminder of the importance of knowledge, identity, and spirit in African culture.
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Correct question is :
what part of the body is emphasized in african artwork due to its association with knowledge and identity, and its connection with a person’s spirit?
What is that hole in the middle of the vertebra with in it?
Vertebrae have a central opening, called vertebral foramen, that form the spinal canal and contain the spinal cord.
How is the function of cell division in single-celled organisms different from cell division in multicultural organisms?
Answer:
answer
Explanation:
1. Nuts and bolts
2. amino acids
3. nucleotides
4. DNA
6
Answer:
3. Nucleotides
Explanation:
2. To know more about preservatives.
To know about the different methods of preservation.
a) Collect the wrappers of frozen and canned food items and milk.
b) Find about the preservatives present in these food items.
c) List the various preservatives and methods of their preservation.
A chemical preservative stops items from decomposing. Some preservatives are used to cure wood or metal, while others are applied to food. Food preservation is "the science that deals with the process of preventing food from decaying or spoiling so that it can be stored in a fit condition for future use." Food quality, edibility, and nutritional content are all guaranteed via preservation.
They are not tainted with harmful substances or dangerous organisms.It does not lose its excellent color, texture, taste, or nutritional content.What are the different methods of Food Preservation?Drying: The oldest method of food preservation is drying. By using this technique, water activity is reduced, preventing bacterial growth. Drying makes food lighter so it can be transported more readily. Modern drying methods include bed dryers, fluidized bed dryers, freeze drying, shelf dryers, spray drying, commercial food dehydrators, and household ovens, in addition to the traditional methods of using the sun and wind. Examples of dried items using this technique include meat and fruits, apples, apricots, and grapes.
Freezing: Food prepared and frozen is kept in cold storage. Although potatoes can be controlled in dark areas, potato preparations must be frozen.
Smoking: Food is cooked, flavored, and preserved through smoking, which exposes it to wood smoke. Meats and fish are typically smoked because the smoke has antibacterial and antioxidant properties. Assorted smoking techniques are employed, including hot smoking, cold smoking, smoke roasting, and smoke baking. Smoking increases the risk of cancer when used as a preservative.
Vacuum packing creates: By making bottles and bags impermeable, vacuum packing creates a vacuum. Bacteria perish because there is no oxygen in the newly generated vacuum. Typically applied to dry fruit.
Salting and Pickling: Curing, commonly referred to as salting, removes moisture from goods like meat. Pickling is the process of preserving food in a salt solution (brine) or vinegar (acetic acid); in Asia, food is sometimes preserved in oil. At a 20% concentration, salt kills and stops the growth of microorganisms. Pickling can be done in many ways, including chemical pickling and fermentation pickling. To extend the shelf life of commercial pickles, sodium benzoate or EDTA is added.
Sugar: Fruits can be preserved with sugar in syrup form or crystallized form, depending on whether the material to be preserved is boiled in the sugar until it crystallizes, like candied peel and ginger. Another use is for fruit superficially coated in sugar syrup and then glazed. Alcohol and sugar are combined with preserving upscale foods like fruit in brandy.
Lye: Lye, also referred to as sodium hydroxide, makes food alkaline and inhibits the growth of microorganisms.
Canning and bottling: Sealing cooked food in sterile bottles and cans is the definition of canning and bottling. Boiling the container destroys or weakens bacteria. Various amounts of time or space are used for cooking food. The food is more at risk of rotting after the can or bottle has been opened.
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Segments of dna which code for proteins are known as.
Answer:
DNA is divided into functional units called genes. A gene is a segment of DNA that codes for a functional product (mRNA, tRNA, or rRNA). Since the vast majority of genes are transcribed into mRNA and mRNA is subsequently translated into polypeptides or proteins, most genes code for protein synthesis.
What is this plant tissue?
Answer:
Collenchyma Tissue
Explanation:
In the picture it looks like a cell wall (?) and plant cell walls are usually made out of or surronded by collenchyma tissues also they look very alike.
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The energy a reactant must reach to become an activated A. is bimolecular complex is B. determines the rate law for the overall reaction An enzyme is a protein that acts C. a collision frequency and an orientation factor. The rate law of the rate-determining step D. as a homogeneous catalyst in a biological system. The exponential factor in the Arrhenius equation, e
−Ea/RT
. E. the activation energy is a number between 0 and 1 F. determines the reaction rate. Adsorption, diffusion, reaction and desorption G. called sucrase The slowest elementary step in a mechanism A in the Arrhenius equation is called the frequency factor. It involves An elementary step where two molecules conide 1. that represents the fraction of reactant molecules with enough energy to make it over the energy barrier A unimolecular elementary step J. has a first order rate law The enzyme that accelerate the breakage of sucrose is
The enzyme that accelerates the breakage of sucrose is called sucrase.
Enzymes are proteins that act as catalysts in biological systems, enhancing the rate of specific chemical reactions. Sucrase is an enzyme that specifically catalyzes the hydrolysis of sucrose, breaking it down into its constituent sugars, glucose, and fructose.
Enzymes work by lowering the activation energy required for a reaction to occur, thereby increasing the rate of the reaction. They do this by providing an alternative reaction pathway with a lower activation energy, allowing reactant molecules to reach the activated state more easily.
Sucrase specifically targets sucrose molecules, binding to them and facilitating their breakdown into simpler sugars. By doing so, sucrase increases the reaction rate of sucrose hydrolysis, enabling the conversion of sucrose into glucose and fructose more efficiently.
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A DNA sample contains 26% thymine. What percent of the sample is:
% guanine
% adenine
% cytosine
Answer:
adenine = 26%
guanine= 24%
cytosine=24%
Explanation:
adenine=thymine
then 100 - (adenine+ thymine)= cytosine+guanine
Which statement best explains why these freshwater Mesosaurus fossils are found today in some rock layers in both South America and Africa?
Answer:
The continents were once connected as a single land mass
Explanation:
This reflex involves extrinsic eye muscles, and is controlled by the somatic nervous system.
photopupillary
convergence
accommodation pupillary
The reflex that involves extrinsic eye muscles and is controlled by the somatic nervous system is convergence.
Convergence refers to the simultaneous inward movement of both eyes to maintain focus on a near object. This reflex is mediated by the contraction of the medial rectus muscles of the eyes, which are innervated by the oculomotor nerve (cranial nerve III). When an object moves closer to the eyes, the visual stimulus triggers the convergence reflex, causing the eyes to rotate inward and align their visual axes on the object. This allows for binocular vision and proper focusing on nearby objects. The convergence reflex is an example of a voluntary motor response mediated by the somatic nervous system, as it involves the control of skeletal muscles.
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mastering during a contraction, what part of the sarcomere does not shorten? i band. a band. h zone. the entire sarcomere.
During a contraction, the A band shortens, while the I band and the H zone lengthen.The sarcomere is the basic unit of contraction in a muscle.
It is made up of actin and myosin filaments, as well as several other proteins that aid in the contraction process. During a contraction, the sarcomere shortens, causing the muscle to contract. However, not all parts of the sarcomere shorten equally. In the sarcomere, the I band is the lightest-colored band and consists of only actin filaments. The H zone is the area in the center of the sarcomere that consists of only myosin filaments. Finally, the A band is the darkest-colored band in the sarcomere and consists of both actin and myosin filaments.
During a contraction, the A band shortens, while the I band and the H zone lengthen. Therefore, the correct answer to this question is that the I band does not shorten during a contraction.During a contraction, the A band shortens, while the I band and the H zone lengthen. Therefore, the correct answer to this question is that the I band does not shorten during a contraction.
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Weather forecasters use radar to help locate and track
severe weather events such as thunderstorms and
tornadoes.
Which action is most like the use of radar by weather forecasters?
A. Sound waves are used to locate underwater objects.
B. Prisms are used to split white light into different colors.
C. X-rays are used to locate breaks in bones.
D. Sound waves are used to communicate across a field.
The action that is most like the use of radar by weather forecasters is:
A. Sound waves are used to locate underwater objects.
How is radar used in weather forecasts?Like radar, sound waves are used to locate and track objects. In the case of underwater objects, sound waves are used to bounce off the object and return to a receiver, which can then be used to determine the location and distance of the object.
Similarly, radar uses radio waves to bounce off of weather events such as thunderstorms and tornadoes and return to a receiver to track and locate the storms.
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Svetlana learned that there are organisms that live deep in the ocean that produce food using energy stored in chemicals.
a. True
b. False
Deep-water organisms use the process of chemosynthesis because they lack access to sunlight, which is necessary for them to manufacture their food.
Explain about the chemosynthesis?Bacteria produce food (glucose) by the process of chemosynthesis, which substitutes chemicals for sunlight as the energy source. Where there is no sunshine, chemosynthetic organisms thrive around hydrothermal vents and methane seeps.
Organisms that carry out chemosynthesis include chemoautotrophs. They consist of specific bacterial groupings like the sulfur-oxidizing gamma proteobacteria, epsilon proteobacteria, and neutrophilic iron-oxidizing bacteria as well as certain archaea like the methanogenic archaea.
Chemosynthesis is the conversion of carbon (often carbon dioxide or methane) into organic matter utilizing inorganic molecules (hydrogen or hydrogen sulphide) or methane as the energy source. Plant photosynthesis is the primary method through which the majority of energy is produced.
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A population of cheetahs has a birth rate of 5 and a death rate of 15. Immigration is 2, and emigration is 4. What is its
population growth?
-14
0 -12
O 12
O 14
Answer:
-14
Explanation:
The population growth is defined as an increase in the number of individuals in a population. The growth of a population depends largely on the birth and death rates as well as migration in and out of the population. Mathematically, the population growth can be expressed as:
(B-D) + (I - E), where B = birth rate, D = death rate, I = immigration, and E = emigration.
In the illustration, B = 5, D = 15, I = 2, and E = 4. Therefore;
Population growth = (5 - 15) + (2 - 4) = (-10) + (-4) = -14
Hence, the population growth is -14.
Answer:
-12
Explanation:
the only preaustralopithecine found outside the east african rift valley is: group of answer choices orrorin tugenensis. ardipithecus kadabba. sahelanthropus tchadensis. ardipithecus ramidus.
The only preaustralopithecine found outside the East African Rift Valley is Sahelanthropus tchadensis.
Pre-Australopithecines is the informal term that is used to describe a group of extinct hominids that existed before the Australopithecines. They are considered the earliest species of human-like primates. They lived around 5.5 to 7 million years ago and are known to have lived in forested areas of Africa, which is different from the later hominids that lived in savannah-like environments. This group includes the following species: Sahelanthropus tchadensis,Orrorin tugenensis, Ardipithecus kadabba, Ardipithecus ramidus. The only preaustralopithecine found outside the East African Rift Valley is Sahelanthropus tchadensis.
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if all living things are made of DNA how are there so lant types of living things?
Answer:
DNA is found in nearly all living cells. ... Although each organism's DNA is unique, all DNA is composed of the same nitrogen-based molecules. So how does DNA differ from organism to organism? It is simply the order in which these smaller molecules are arranged that differs among individuals.
How does the sickle cell trait prevent the inflammation of blood vessels that usually occurs with malaria?
DNA is sometimes referred to as ?
Answer:
Its called the deoxyribonucleic acid or it can be referred to your double helix that your genes are made of or a MtDNA
Explanation:
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Which abdominopelvic region is located directly lateral to the epigastric region? O Right hypochondriac region O Hypogastric region O Epigastric region O Left lumbar region
The abdominopelvic region that is located directly lateral to the epigastric region is the left and right hypochondriac regions. option c is correct.
The hypochondriac regions are situated on either side of the epigastric region and are located below the cartilage of the ribs. They extend from the mid-clavicular line to the vertebral column and are bounded superiorly by the diaphragm and inferiorly by the upper border of the hip bone. The left hypochondriac region contains the spleen, part of the stomach, and the tail of the pancreas, while the right hypochondriac region contains the liver, gallbladder, and part of the small intestine.
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How would a drought in Arizona most likely affect the population density of the Mexican wolf population?
A.
The population density would decrease because insufficient abiotic factors are available to support the population.
B.
The population density would decrease because insufficient biotic factors are available to support the population.
C.
The population density would increase because sufficient abiotic factors are available to support the population.
D.
The population density would increase because sufficient biotic factors are available to support the population.
Which is one energy transformations that take place during cellular respiration?
______ energy to _________ energy
When grey wolves were reintroduced back into Yellowstone
Answer:
1995
Explanation:
Grey wolf packs were reintroduced to Yellowstone National Park and Idaho starting in 1995.
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factors that make understanding abnormal child behavior so complex and sometimes contradictory
The factors that make understanding abnormal child behavior so complex and sometimes contradictory developmental variability, the subjectivity of norms, co-occurring factors, comorbidity, heterogeneity of presentation, and limited information and assessment tools.
Understanding abnormal child behavior can be a complex and sometimes contradictory process due to various factors. Here are some key factors that contribute to the complexity:
1) Developmental Variability: Children go through different stages of development, and their behavior is influenced by various biological, psychological, and social factors. What may be considered abnormal behavior in one age group could be normal in another.
Distinguishing between developmentally appropriate behavior and abnormal behavior can be challenging, as norms and expectations change with age.
2) The subjectivity of Norms: Determining what is considered "normal" or "abnormal" behavior in children often involves subjective judgments based on cultural, societal, and individual values.
Norms and expectations can vary across cultures and communities. What may be considered abnormal in one cultural context could be considered acceptable or even valued in another. This subjectivity adds complexity to understanding and assessing abnormal behavior.
3) Co-occurring Factors: Child behavior is influenced by multiple interacting factors, including genetics, environment, family dynamics, social interactions, and individual differences.
Identifying the specific factors contributing to abnormal behavior can be challenging, as various factors often co-occur and interact with each other. Untangling these complex interactions requires careful assessment and consideration of multiple factors simultaneously.
4) Comorbidity: It is not uncommon for children to experience multiple psychological or behavioral disorders simultaneously. Comorbidity refers to the presence of two or more disorders in an individual.
This complicates the understanding of abnormal child behavior, as symptoms and behaviors from different disorders can overlap or interact, making it difficult to isolate and differentiate specific conditions.
5) Heterogeneity of Presentation: Children with the same diagnosis or label may exhibit a wide range of behaviors and symptoms. This heterogeneity of presentation makes it challenging to define clear boundaries between normal and abnormal behavior.
There can be significant individual differences in how children express and manifest abnormal behaviors, which further adds to the complexity of understanding and diagnosing abnormal child behavior.
6) Limited Information and Assessment Tools: Assessing child behavior and mental health often relies on observation, interviews, and standardized assessment tools.
However, these methods may have limitations, especially when dealing with young children who may have difficulty expressing themselves verbally or when assessing subjective experiences. Limited information and assessment tools can hinder the comprehensive understanding of abnormal child behavior.
Considering these factors, it becomes evident that understanding abnormal child behavior is a complex and multifaceted process. It requires careful consideration of developmental factors, cultural norms, co-occurring influences, individual differences, and the limitations of assessment methods.
Collaboration between professionals from various disciplines, such as psychology, psychiatry, and education, is often necessary to gain a more comprehensive understanding of abnormal child behavior.
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