The DNA sequence reads ACGTTCATT before a mutation occurs. After the mutation, the DNA sequence reads ATCGTTCATT. Which type of mutation occurred?
substitution
insertion
deletion
point
Answers
Answer:
Insertion
Explanation:
it is an insertion mutation because a Thymine has been added after the first Adenine, furthermore there is 1 more letter in the mutated than the original sequence meaning you added a letter.
When only one nucleotide changes in the DNA sequence, this type of mutation is known as substitution mutation. Therefore, option "A" is correct.
What is mutation?DNA is the genetic material in almost all living organisms except some viruses. The DNA code for all the protein which helps in the function of the body. Any changes in the DNA sequence cause mutation. These mutations alter the structure of proteins which brings errors in the functioning of the body.
Types of mutation are insertion, point, deletion, frameshift, substitution, and nonsense mutation. In insertion mutation, a base is added to the sequence whereas in deletion a base is deleted. Substitution mutation is when a base substitute the other base. Stop codon causes nonsense mutation.
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Related Questions
15) Imagine ordering a dozen chicken wings. You get a combination of different shaped pieces often called "legs"
and "wings." Explain why this is an incorrect description of your food. Use anatomical vocabulary to support
your answer.
Answers
Answer:
Hello ninipaw094,
Here is the difference between the legs/wings of a chicken, in anatomical terms of course.
My research + quick summary.
A whole leg is created by removing a whole leg at the tibia-femur joint. The thigh is removed. The leg is made up of both the limb and the patella. For reference, the patella is also known as a kneecap, and it is a round piece of cartilage, embedded in a tendon to protect a joint in the leg.
A whole wing is made by removing the wing from a whole bird, then separating it at the humerus-backbone joint. The joint between the humerus and backbone is a pneumatic bone.
Thanks for your wonderful question.
Warm Regards.
In the culinary industry, calling wings and legs by their proper names is inappropriate, but using terms like "drumettes" and "flats" to refer to them is acceptable. The anatomy of the wings is made up of the humerus bone, the radius and ulna bone, while the leg has the femur bone.
What is the significance of the bones in the body?There are bones in the body to support the animals, and some of them share similar types while others are totally different. In the chicken, the wings are made up of the humerus bone, the radius and ulna, and the wrist and hand bones, and the leg is made up of the femur bone, the tibia and fibula bones, and the ankle and foot bones.
Hence, in the culinary industry, calling wings and legs by their proper names is inappropriate, but using terms like "drumettes" and "flats" to refer to them is acceptable. The anatomy of the wings is made up of the humerus bone, the radius and ulna bone, while the leg has the femur bone.
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Suppose that the only flowers in the region were too small for the hummingbird to feed from. what would likely happen?
Answers
If the only flowers in the region were too small for the hummingbird to feed from, it is likely that the hummingbird population would face a shortage of food and experience negative consequences.
Hummingbirds rely heavily on nectar as their primary source of energy. Nectar is obtained from flowers, and the size and structure of flowers play a crucial role in facilitating hummingbird pollination. If the only available flowers in the region were too small for the hummingbird's beak to reach the nectar, several outcomes could occur.
Firstly, the hummingbird population would likely face a scarcity of food. Nectar provides the necessary energy and nutrients for hummingbirds to survive and maintain their high metabolic rates. Without access to sufficient nectar, hummingbirds may struggle to find alternative food sources, leading to decreased foraging success and potential malnutrition.
In summary, if the only flowers in the region were too small for the hummingbird to feed from, it would likely result in a shortage of food for the hummingbird population and potentially disrupt the pollination process, leading to negative consequences for both the hummingbirds and the plant species that rely on them for pollination.
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When looking at the hierarchical arrangements of life, how are organisms placed until certain groupings?
Answers
The hierarchical arregment of life under organisms are classified is the following:
Biosphere
Ecosystem
Community
Population
Organism
Organ systems
Organs
Tissues
Cells
Organelles
Molecules
Atoms
The phylum Nematoda includes the flatworms.
a. true
b. false
Answers
Answer:
False
Explanation:
D. Epithelium is derived from all three primary germ layers: ectoderm, mesoderm, and endoderm.
Choose the correct pairing for a tissue and its embryonic origin. A. Connective tissue is derived from the primary germ layer called the endoderm. B. Nervous tissue is derived from the primary germ layer called the mesoderm. C. Muscle is derived from the primary germ layer called the ectoderm. D. Epithelium is derived from all three primary germ layers: ectoderm, mesoderm, and endoderm.
Answers
The correct pairing for a tissue and its embryonic origin is D. Epithelium is derived from all three primary germ layers: ectoderm, mesoderm, and endoderm.
Epithelial tissue is a type of tissue that covers the external and internal surfaces of the body. It provides a covering or lining of all the internal and external surfaces of the body. It is derived from all three primary germ layers: ectoderm, mesoderm, and endoderm.
Primary germ layers are the three layers that form during the early development of the embryo. These layers are ectoderm, mesoderm, and endoderm, which give rise to all the organs and tissues of the body.
Connective tissue is a type of tissue that supports and connects other tissues and organs of the body. Connective tissue consists of cells, fibers, and extracellular matrix. It is derived from the primary germ layer called mesoderm.
Nervous tissue is a type of tissue that makes up the brain, spinal cord, and nerves. It is responsible for transmitting signals throughout the body. Nervous tissue is derived from the primary germ layer called ectoderm.
Muscle tissue is a type of tissue that contracts and relaxes to produce movement. Muscle tissue is derived from the primary germ layer called mesoderm.
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Respiration takes place in:
human beings only
plants only
plants, animals, and humans
animals only
Answers
Respiration takes place in plants, animals and humans
Plants, Animals, and Humans
Which statement about scientific theories is true?
• A. Scientific theories prevent new questions from being asked.
B. Scientific theories are
always unreliable.
• C. Scientific theories can never be proven wrong.
D. Scientific theories can be rejected as a result of
evidence.
new, reliable
SUBMIT
Answers
D. scientific theories can be rejected as a result of new, reliable evidence.
Option D is correct.
The scientific method does not always lead to a scientific theory; theories, like hypotheses, are subject to justification or rejection. As more information is gathered, theories can be revised or changed, increasing the forecast's accuracy over time.
The development of scientific knowledge and the application of amassed information are based on theories. In order to create new technologies or discover a cure for a sickness, scientists employ hypotheses.
Therefore, it is correct that "Scientific theories provide an explanation of phenomena based on empirical evidence, logic, and discussion."
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an example of a community
Answers
Answer:
Community, also called biological community, in biology, an interacting group of various species in a common location. For example, a forest of trees and undergrowth plants, inhabited by animals and rooted in soil containing bacteria and fungi, constitutes a biological community.
Explanation:
Which of these are cellular activities that sustain a single-celled organism through its lifetime? Select all that apply. The transmission of DNA to offspring, Processes by which individuals produce offspring, Development into a multi-celled adult, Increases in cell size and volume
Answers
Explanation:
The transmission of DNA to offspring.
Processes by which individuals produce offspring.
Increases in cell size and volume
A single-celled or 'unicellular' microorganism is a microscopic organism composed of only one cell. Unicellular microorganisms asexually reproduce to produce offspring.
The cellular activities that sustain a single-celled organism through its lifetime include:The transmission of DNA to offspringProcesses by which individuals produce offspringIncreases in cell size and volumeUnicellular microorganisms include, among others, prokaryotic bacteria, unicellular fungi (e.g., yeast), and unicellular protists (e.g., Amoeba).Reproduction refers to the process by which organisms transmit their genetic material (DNA) to offspring.In unicellular organisms, the process of reproduction is asexual (without the involvement of gamete formation).During their lifetime, unicellular organisms increase in size and volume to carry out their metabolic functions.In conclusion, unicellular organisms share different cellular activities which include the transmission of DNA to offspring, processes by which individuals produce offspring and increase in cell size and volume.Learn more in:
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The sales budget for Andrew Inc. is forecasted as follows: Month Sales Revenue May $ 150,000 June 175,000 July 160,000 August 200,000 To prepare a cash budget, the company must determine the budgeted cash collections from sales. Historically, the following trend has been established regarding cash collection of sales:60 percent in the month of sale. 20 percent in the month following sale. 15 percent in the second month following sale. 5 percent uncollectible. The company gives a 2% cash discount for payments made by customers during the month of sale. The accounts receivable balance on April 30 is $85,000, of which $25,000 represents uncollected March sales and $60,000 represents uncollected April sales. (Hint: For collections of March and April receivables, start by determining total sales for the month. Assume the normal sales pattern.) Prepare a schedule of budgeted cash collections from sales for May, June, and July. Include a three-month summary of estimated cash collections.
Answers
To prepare a schedule of budgeted cash collections from sales for May, June, and July, we need to consider the sales revenue forecast and the historical trend of cash collection.
Given:
- Sales Revenue Forecast:
- May: $150,000
- June: $175,000
- July: $160,000
- August: $200,000
- Historical Trend of Cash Collection:
- 60% in the month of sale
- 20% in the month following sale
- 15% in the second month following sale
- 5% uncollectible
- 2% cash discount for payments made during the month of sale
- Accounts Receivable Balance on April 30:
- Total: $85,000
- Uncollected March sales: $25,000
- Uncollected April sales: $60,000
Based on the given information, we can calculate the budgeted cash collections from sales for May, June, and July:
1. May Cash Collections:
- May sales: $150,000
- Cash collection in May (60% of May sales): $150,000 * 0.6 = $90,000
2. June Cash Collections:
- May sales: $150,000
- Cash collection in June (20% of May sales): $150,000 * 0.2 = $30,000
- June sales: $175,000
- Cash collection in June (60% of June sales): $175,000 * 0.6 = $105,000
Total June Cash Collections: $30,000 (from May sales) + $105,000 (from June sales) = $135,000
3. July Cash Collections:
- June sales: $175,000
- Cash collection in July (20% of June sales): $175,000 * 0.2 = $35,000
- July sales: $160,000
- Cash collection in July (60% of July sales): $160,000 * 0.6 = $96,000
Total July Cash Collections: $35,000 (from June sales) + $96,000 (from July sales) = $131,000
Summary of Estimated Cash Collections:
Month | Cash Collections
------|----------------
May | $90,000
June | $135,000
July | $131,000
Please note that these figures are based on the given information and assumptions provided. Adjustments may be required based on specific company policies and circumstances.
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O
Describe the pattern between the wolf (predator) population in relation to the moose (prey) population
Answers
They are interdependent. Wolves get food and multiply, moose decline, followed by a decline in wolves.
What connection exists between population growth and carrying capacity?The average population size of a species in a given habitat is referred to as carrying capacity. Environmental elements including sufficient food, shelter, water, and mates are able to control the population number of the species. The population will decline until the resource recovers if these needs are not supplied.
Both in nature and in the laboratory, logistic growth is frequently seen but ecologists have found that, contrary to what logistic growth predicts, many population sizes change with time.
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what structural level of a protein is affected by denaturation? check all that apply. what structural level of a protein is affected by denaturation?check all that apply. primary secondary tetriary quaternary
Answers
Denaturation of a protein affects all levels of protein structure including the primary, secondary, tertiary, and quaternary structures. Option E is the correct answer.
The denaturation of a protein affects its secondary, tertiary, and quaternary structures. The primary structure of a protein, which is its sequence of amino acids, remains unchanged during denaturation. The secondary structure, which refers to the local folding of the polypeptide chain, is disrupted by denaturation, leading to the loss of alpha helices or beta sheets.
Tertiary structure, which involves the 3D folding of the entire polypeptide chain, is also affected by denaturation, resulting in the disruption of non-covalent interactions such as hydrogen bonds, ionic bonds, and hydrophobic interactions. In proteins with quaternary structures, denaturation can lead to the dissociation of subunits and disruption of the protein complex.
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The question is -
what structural level of a protein is affected by denaturation? check all that apply.
a. primary
b. secondary
c. tertiary
d. quaternary
e. All of these
How are government agencies like the local health department working to keep the public safe from the problem of HAB's?
Answers
Answer:
The local health departments work together with local water suppliers and act to monitor harmful algal blooms (HABs)
Explanation:
Harmful algal blooms (HABs) are produced by blooms of algae (phytoplankton), some of them may produce toxins that lead to illness/death in humans and marine organisms (e.g., marine mammals, fish, seabirds, etc). HABs represent a real concern for coastal areas. Cyanobacteria, also known as blue-green algae, may produce HABs both in fresh water and in marine water. Some of the most common causes that may lead to a HAB include the runoff of nutrients (especially those rich in nitrogen and phosphorus), high temperatures, a slow movement of water bodies, etc. The local health departments work to monitor these phenomena by collecting samples in order to analyze the state of the water (i.e., by identifying the presence of toxins, especially cyanotoxins) and give advice to local residents. For these purposes, it is generally required to analyze phytoplankton composition, especially the presence of accessory pigments to chlorophyll a (since these pigments represent good indicators for possible HABs).
Do protein channels have specificity? (i. E. Are they specific about what they let cross the membrane or can any molecule go through any channel?).
Answers
Channel proteins are a form of facilitated diffusion in which molecules are moved throughout the membrane thru a protein, without the usage of power. Channel proteins most effectively flow particular substances, which are determined by their charge, length, and shape.
Channel proteins span the membrane and make hydrophilic tunnels across it, permitting their target molecules to skip through by using diffusion. Channels are very selective and could receive the simplest kind of molecule (or some closely related molecules) for shipping.
With the aid of forming a non-stop protein pathway throughout the membrane, those proteins allow unique hydrophilic solutes to move the membrane without entering direct contact with the hydrophobic indoors of the lipid bilayer. carrier proteins and channel proteins are the two essential lessons of membrane transport proteins.
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Channel proteins move only specific substances.
The specific size of the ion-selective filter allows only specific solutes to passively cross the lipid bilayer through the aqueous pores. The narrowest part of the channel protein allows only molecules with a specific charge and size to pass. Each type of carrier protein has one or more specific binding sites for that solute.
Moves solutes across the lipid bilayer by undergoing a reversible conformational change that alternately exposes the solute binding site first on one side of the membrane and then on the other. By forming a continuous protein pathway across the membrane, these proteins allow certain hydrophilic solutes to cross the membrane without direct contact with the hydrophobic interior of the lipid bilayer. Carrier proteins and channel proteins are two major classes of membrane transport proteins.
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How do the olfactory receptor cells and nerves combine information with the gustatory receptor cells and nerves to create flavor?
Answers
The olfactory receptor cells and nerves combine information with the gustatory receptor cells and nerves to create flavor. Here's how:
1. Olfactory Receptor Cells: Olfactory receptor cells are specialized cells located in the nose that detect smells. When we eat food, volatile odor molecules are released and travel to the nose. These molecules enter the nasal cavity and bind to the olfactory receptor cells.
2. Gustatory Receptor Cells: Gustatory receptor cells are located in taste buds on the tongue. They detect different taste sensations such as sweet, sour, salty, bitter, and umami. When we eat food, molecules from the food interact with the taste buds and trigger a response in the gustatory receptor cells.
3. Sensory Information: The olfactory receptor cells and gustatory receptor cells both send signals to the brain through the olfactory and gustatory nerves respectively. These signals carry information about the smell and taste of the food.
4. Convergence in the Brain: In the brain, the signals from the olfactory and gustatory systems converge and integrate to create the perception of flavor. The brain combines the smell and taste information to form a unified sensory experience.
5. Examples: Let's say you're eating a slice of pizza. The olfactory receptor cells detect the aroma of the melted cheese and the spices in the tomato sauce, while the gustatory receptor cells on your tongue detect the flavors of the cheese, sauce, and other toppings. The signals from both systems are sent to the brain, where they are combined to create the overall flavor experience of the pizza.
In summary, the olfactory receptor cells and nerves detect smells, while the gustatory receptor cells and nerves detect tastes. The brain combines the information from both systems to create the perception of flavor when we eat.
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In liver, catalase breaks down hydrogen peroxide into water and oxygen. Catalase is an example of a:
A. Protein
B. Lipid
C. carbohydrate
D. Nucleic acid
Answers
Answer:
A. Protein
Catalase is an example of a protein. Proteins are large, complex molecules that perform a wide range of functions in the body, including catalyzing chemical reactions, transporting molecules, and providing structure and support.
Which of the following relationships is symbiotic?
A group of ants work together to build an underground nest.
A tick latches on to the body of a dog and feeds on the dog's blood.
Abee pollinates a flower while feeding on the flower's nectar.
A remora attaches to the body of a shark and feeds on scraps when the shark eats.
Two male red-winged blackbirds fight over territory.
A male bluebird and a female bluebird provide care for their offspring.
Answers
Based on the information in the graph,which regions population has grown the least in the last 20 years?
Answers
Answer:
D. Europe.
Explanation:
It didn't even grow it actually declined a little so it should be the correct one.
Identify each of the cell types listed that are associated with the alveoli of the lungs.
Answers
The cell types that are associated with the alveoli of the lungs are Type 1 pneumocytes, Type 2 pneumocytes and Alveolar macrophages.
Which type of cells present in alveolus?Each alveolus has three types of cell i.e. Type 1 pneumocytes, Type 2 pneumocytes and macrophages. These cells perform function of respiration in the lungs.
So we can conclude that the cell types that are associated with the alveoli of the lungs are Type 1 pneumocytes, Type 2 pneumocytes and Alveolar macrophages.
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8. the critical value in this situation is 3.841, the same as in the example. do your data support mendel’s theory or not? explain why or why not in detail in the space provided.
Answers
In order to determine whether the data support Mendel's theory or not, it is necessary to provide more context and information regarding the specific experiment or analysis being conducted.
The mention of a critical value of 3.841 suggests that a statistical test or analysis has been performed, but without knowing the nature of the data, the hypothesis being tested, and the statistical test used, it is not possible to provide a definitive answer.
However, in general terms, if the obtained test statistic exceeds the critical value of 3.841, it suggests that the observed data deviate significantly from the expected values predicted by Mendel's theory. This could indicate that there is a significant discrepancy between the observed and expected outcomes, raising doubts about the validity of Mendel's theory in explaining the inheritance patterns of the specific trait under investigation.
Conversely, if the obtained test statistic is below the critical value of 3.841, it suggests that the observed data are consistent with the expected values predicted by Mendel's theory. This would provide support for the theory, indicating that the observed data align well with the expected patterns of inheritance.
To provide a more accurate assessment, it is necessary to provide specific details about the experiment or analysis being conducted, including the hypothesis, data collection methods, and the statistical test used.
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is the moon a star or a satellite
Answers
Answer:
A star but I like to prefur a planet
Explanation:
What is the probability that four of the seven children will have huntington's disease?
Answers
The probability of four of the seven children having Huntington's disease is calculated using the combination formula for probability.
Huntington's disease is a neurodegenerative disorder that affects the brain, causing uncontrolled movement, emotional issues, and cognitive problems.
The probability formula to be used is the combination formula for probability, which is:
P(X = x) = (nCx)(p^x)(1 - p)^(n - x)
Where:
- P(X = x) is the probability of x successes in n trials.
- n is the number of trials.
- p is the probability of success for any given trial.
- x is the number of successes.
- nCx is the number of ways to choose x successes from n trials.
In the problem given above, we are looking for the probability that four of the seven children will have Huntington's disease. The given data can be rephrased as:
- p = 0.5 (Probability of inheriting Huntington's disease)
- x = 4 (Number of people having Huntington's disease)
- n = 7 (Number of children in the family)
Substitute these values in the formula:
P(X = 4) = (7C4)(0.5^4)(1 - 0.5)^(7 - 4)
P(X = 4) = (35)(0.0625)(0.5^3)
P(X = 4) = 0.2051
The probability that four of the seven children will have Huntington's disease is approximately 0.2051 or 20.51%. Therefore, the correct option is a) 0.2051.
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Students in a high school marine science class are learning about the scientific process. Four students were asked to write a testable prediction about cold weather and oceans. Their responses are shown in the chart.
Which student’s prediction is the most testable using the scientific process?
A) Olivia
B) Daniel
C) Raphael
D) Simone
Answers
Answer:
Daniel prediction is the most testable using the scientific process.
Answer:
Id say Olivia has the most testable one, please correct me if im wrong
Explanation:
I’ll mark BRAINLIEST !!
Answers
Answer:
I'm not sure about the answers of the others, so i didn't include them. But all other answers are in the image
an energy rich compound such as sugar
Answers
Answer:
Sugars provide living things with energy and act as substances used for structure. When sugars are broken down in the mitochondria, they can power cell machinery to create the energy-rich compound called ATP (adenosine triphosphate).
Explanation:
Hope this helps u
Crown me as brainliest:)
How magma is generated in a subduction zone? How magma rising from a subduction zone causes a chain of volcanoes on the surface?
Answers
Answer:
As a tectonic plate slides into the mantle, the hotter layer beneath Earth's crust, the heating releases fluids trapped in the plate. These fluids, such as seawater and carbon dioxide, rise into the upper plate and can partially melt the overlying crust, forming magma. As the magmas are lighter than the mantle and start to rise above the subduction zones to produce a linear belt of volcanoes parallel to the oceanic trench.
Explanation:
a motor unit is all the nerves that innervare all of the muscles fibers of one muscle?
Answers
Yes, the statement "A motor unit is all the nerves that innervate all of the muscle fibers of one muscle" is correct. It is important to note that a motor unit comprises a single motor neuron and all of the muscle fibers that it innervates.
The motor unit comprises a single motor neuron (a nerve cell that controls muscle cells), as well as all of the muscle fibers that it activates. Each muscle fiber is connected to only one motor neuron, and each motor neuron can be connected to many muscle fibers.
However, each muscle fiber is connected to only one motor neuron, and each motor neuron can be connected to many muscle fibers. When a motor neuron fires, all of the muscle fibers that it is connected to will contract as a result. The amount of force produced by a muscle contraction is determined by the number of motor units that are activated and the frequency of motor neuron firing.
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When does DNA replicate, or make copies of itself
Answers
What do the centrioles do?
a. help cell division b. generate energy c. help make protein d. protect the cell
Answers
Answer:
The answer is:
a.Help cell division
Match each scientist to the observation she is most likely to make
Answers
The second one is meteorologist
The third one is geologist
The fourth one is astronomer