what would you predict might be a phenotypic effect of a mutation that affects a mitochondrial gene?

Answers

Answer 1

In rare circumstances, inherited variations in mitochondrial DNA can interfere with system growth, development, and operation. These variations, sometimes referred to as mutations, impair the mitochondria's capacity to produce energy for cells effectively.

What impact do mutations in the mitochondria have on the phenotype?

In addition, mitochondrial mutations frequently result in more obvious phenotypes in tissues with high energy needs, such as brain, retinal, skeletal muscle, and cardiac muscle tissues. This is because mitochondria serve as the powerhouses of our cells.

Since most patients' DNA extracted from blood cannot identify deletions, single or multiple deletions in mtDNA are often discovered by Southern blot analysis and are best proved by examining DNA isolated from muscle.

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Related Questions

What best describes the path that secreted proteins take from being created to being released from the cell?

Answers

Protein Synthesis,  Protein Folding and Modification, Packaging into Vesicles, Processing in the Golgi Apparatus, Secretion

The path that secreted proteins take from being created to being released from the cell can be described as follows:

1) Protein Synthesis: Secreted proteins are synthesized in the rough endoplasmic reticulum (ER), a membrane-bound organelle. Ribosomes attached to the ER synthesize the proteins from mRNA templates.

2) Protein Folding and Modification: As the nascent polypeptide chain is synthesized, it undergoes folding and post-translational modifications within the ER. These modifications may include the addition of sugar molecules (glycosylation) or the formation of disulfide bonds to stabilize the protein's structure.

3) Packaging into Vesicles: Once the protein has been properly folded and modified, it is packaged into transport vesicles called secretory vesicles or Golgi vesicles. These vesicles bud off from the ER and carry the protein to the Golgi apparatus.

4) Processing in the Golgi Apparatus: Within the Golgi apparatus, further processing and modifications of the protein occur. This may involve additional glycosylation or trimming of sugar chains. The Golgi apparatus also sorts and directs the protein to its specific destination.

5) Secretion: Finally, the mature and processed secreted protein is transported in secretory vesicles to the cell membrane. These vesicles fuse with the cell membrane, allowing the release of the protein into the extracellular space. From there, the protein can function in various biological processes or be transported to its target location.

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Hiiii! Good morning/afternoon/evening/night! I hope you all are doing wonderful and here are some fun memes :)

Hiiii! Good morning/afternoon/evening/night! I hope you all are doing wonderful and here are some fun
Hiiii! Good morning/afternoon/evening/night! I hope you all are doing wonderful and here are some fun
Hiiii! Good morning/afternoon/evening/night! I hope you all are doing wonderful and here are some fun
Hiiii! Good morning/afternoon/evening/night! I hope you all are doing wonderful and here are some fun
Hiiii! Good morning/afternoon/evening/night! I hope you all are doing wonderful and here are some fun

Answers

Thank you for the points! LOL, good day to you too! Thanks and brainliest?

Hii good morning!! Thank you for the points!!

What are the functions of the organelles labeled here as I and III? Select
all that apply.
..
Protein assembly
Protein synthesis
Energy transformation
Energy production
VI

Answers

Organelle I is the ribosome, which is responsible for protein synthesis. Organelle III is the mitochondrion, which is involved in energy transformation and energy production through cellular respiration.

Organelle I, which is labeled as the ribosome, is responsible for protein synthesis. Ribosomes are involved in the process of translation, where they read the mRNA (messenger RNA) and assemble amino acids into polypeptide chains, ultimately forming proteins.

Organelle III, which is not specified in the question, cannot be identified based on the provided information. However, if we assume it refers to mitochondria (as labeled with Roman numeral VI), then its function is energy production.

Mitochondria are the powerhouses of the cell and are involved in cellular respiration, a process that generates ATP (adenosine triphosphate), the primary energy currency of the cell.

Therefore, the correct functions for organelle I (ribosome) are protein synthesis, and for organelle III (mitochondria) are energy production.

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describe how mollusk feeding habits evolved.

Answers

Answer:

Feeding. Most molluscs are herbivorous, grazing on algae or filter feeders. For those grazing, two feeding strategies are predominant. Some feed on microscopic, filamentous algae, often using their radula as a 'rake' to comb up filaments from the sea floor.

Explanation:

a group of cells which have a common origin,structure and function​

Answers

A tissue is composed of a group of cells which have a common origin, structure and function.

Hi, could someone tell me what should be in the blank space of my concept map about the cell membrane?

Hi, could someone tell me what should be in the blank space of my concept map about the cell membrane?

Answers

facilitated diffusion

these genes prevent the cell cycle from going out of control are

Answers

Tumor suppressors or Oncogenes  are the genes that  prevent the cell cycle from going out of control.

What is tumor?

When cells grow and divide abnormally and continuously an abnormal mass of tissue is formed which is called as a tumor. Tumors may or may not be cancer, that is they can be malignant or benign. Benign tumors grow but does not spread or invade to adjacent tissues, in contrast malignant tumors can spread to nearby tissues.

To prevent formation of these abnormal cell masses, tumor suppressors are genes that prevent cell cycles from going out of control. These tumor suppressors prevent formation of tumors.

Therefore, tumor suppressors or oncogenes control tumor development.

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one day, prokaryotic bacteria got tired of bring referred to as a simple organisms by eukaryotic cells. they felt that they should be recognized as complex individuals and challenged eukaryotes to a debate. as prokaryotic bacteria, what arguments would you use to defend your position?

Answers

Answer:

prokaryote cells are less structurally complex than eukaryotes, they are more chemically complex, since all of the prokaryote cell's biomolecules are floating around together.

Explanation:

Prokaryotic cells are usually a whole lot smaller and greater simple than eukaryotic. Prokaryotic cells are, in fact, able to be structurally extra truly because of their small length. The smaller a cell, the extra its floor-to-quantity ratio (the surface region of mobile compared to its quantity

What are prokaryotes and eukaryotes?

Prokaryotes are organisms made from cells that lack a mobile nucleus or any membrane-encased organelles. Eukaryotes are organisms made of cells that possess a membrane-bound nucleus that holds genetic material in addition to membrane-certain organelles

How are prokaryotic bacteria special from eukaryotic cells?

evaluating prokaryotes and eukaryotes

The number one difference between those two varieties of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. The nucleus is where eukaryotes store their genetic information.

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question which hormones does the body release under stress? estradiol and luteinizing hormone estradiol and luteinizing hormone estrogen and progesterone estrogen and progesterone epinephrine and norepinephrine epinephrine and norepinephrine insulin and prolactin insulin and prolactin

Answers

epinephrine and norepinephrine hormones  the body release under stress

What hormone produced by the adrenal gland is involved in the stress response?

The adrenal medulla, the innermost region of the adrenal gland, regulates the chemicals that trigger the flight or fight response. The adrenal medulla secretes two primary hormones: epinephrine (adrenaline) and norepinephrine (noradrenaline), which have comparable roles.

Cortisol is known as the stress hormone because it is implicated in stress responses. It raises blood sugar, raises blood pressure, and lowers immunological responses.

Cortisol influences various parts of your body, primarily regulating your body's response to stress.

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Answer: epinephrine and norepinephrine hormones  the body release under stress

Explanation: When brain go brrr, its makes these chemicals so brain can stop going brrr.

Carbon can make up to ___ bonds
a. 1
b. 2
c. 3
d. 4

Answers

Answer:

Carbon can form up to 4 bonds, so the answer will be *D.*

A _______ must bind to the template DNA strand to serve as a starting point for polymerization of a new strand.

Answers

A primer must bind to the template DNA strand to serve as a starting point for polymerization of a new strand.

describe what the environment of the Arctic was like 375 million years ago

Answers

Answer:  About 375 million years ago, Canada's Ellesmere Island looked very different. It enjoyed a subtropical climate on a massive continent, with big ferns and giant horsetails. Not only did the landscape look different, so did the animals.

Explanation:

SC4: I can explain how the following are
evidence of evolution
(how a species changes over time to
become a new species OR how species are
related)

Answers

Answer:

I think how species are related is because of their blood and how they are alike from other breeds

Explanation:

How many of each element is in (NH3)2SO4

Answers

A fat girl just farted on me

Answer:

3

Explanation:

N nitrogen

H hydrogen

so sulphur oxide

how to know whether a sugar forms pyranose or furanose reddit

Answers

Depending on the kind of sugar molecule in question, the answer to this question varies. Pyranose and furanose are the two most prevalent forms of sugar molecules. Furanose is a five-membered cyclic sugar molecule, whereas pyranose has six members.

Examining a sugar molecule's chemical structure is the simplest approach to tell if it is a pyranose or a furanose. In contrast to furanose molecules, which have a ring structure made up of just five carbon atoms, pyranose molecules have a ring structure made up of six carbon atoms.

Additionally, the centre of pyranose molecules has an oxygen atom, whereas the centre of furanose molecules contains an oxygen atom that is double-bonded. The molecular makeup of the sugar can be used to ascertain whether or not it.

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Which correctly list the three gases that each make up less than 1 percent of Earth’s atmosphere?

Answers

Carbon dioxide

Aargon

Water vapor

Which of the following chromosome constitutions would never lead to a viable human baby being born?XOXYYXXYXXXYYAll of the choices in the list will lead to a viable baby being born

Answers

Out of the given options, the chromosome constitution that would never lead to a viable human baby being born is d. YY.

This is because a human baby cannot develop without at least one X chromosome, which is responsible for the development of female characteristics. YY constitution would mean the absence of an X chromosome, leading to the absence of important genetic information required for development.

Option a. XXX may lead to a viable human baby but can result in developmental issues such as infertility, learning difficulties, and delayed speech. Option b. XYY may also lead to a viable human baby, but it can result in behavioral and developmental issues such as increased height and risk-taking behavior. Option c. XO may lead to a viable human baby, but it can result in Turner syndrome, which may cause infertility, short stature, and heart problems. Option e. XXY may also lead to a viable human baby, but it can result in Klinefelter syndrome, which may cause infertility and reduced muscle mass.

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The question does not seem to be clear. Here is a more coherent question:

Which of the following chromosome constitutions would never lead to a viable human baby being born?

a. XXX

b. XYY

c. XO (O = the absence of a second chromosome)

d. YY

e. XXY

f. all of the above

You have surveyed a population of frogs in Laguna Lake and discovered that out of a total of 50 individuals counted, 2 have a phenotype known to be caused by a recessive allele, b. If there is no natural selection or genetic drift occurring, what percentage of the population would you expect to be heterozygotes

Answers

If there is no natural selection or genetic drift, around 32% of the frog population in Laguna Lake would be heterozygotes.

If there is no natural selection or genetic drift occurring, the population is assumed to be in Hardy-Weinberg equilibrium. In this case, we can calculate the expected frequency of heterozygotes using the Hardy-Weinberg equation:

\(p^2 + 2pq + q^2 = 1\)

where:

p = frequency of the dominant allele

q = frequency of the recessive allele

Since the phenotype caused by the recessive allele is known, we can determine the frequency of the recessive allele (q) by taking the square root of the proportion of individuals with the recessive phenotype. In this case, 2 out of 50 individuals have the recessive phenotype, so

q = \(\sqrt{(2/50)\)

= \(\sqrt{ 0.04\)

= 0.2.

Since there are only two alleles in the population (dominant and recessive), the frequency of the dominant allele (p) can be calculated as:

1 - q = 1 - 0.2

= 0.8.

Now we can substitute the values of p and q into the Hardy-Weinberg equation to find the expected frequency of heterozygotes:

2pq = 2 * 0.8 * 0.2

= 0.32

To convert this frequency to a percentage, we multiply by 100:

0.32 * 100 = 32%

Therefore, you would expect approximately 32% of the frog population in Laguna Lake to be heterozygotes.

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The complete question is:

You have surveyed a population of frogs in Laguna Lake and discovered that out of a total of 50 individuals counted, 2 have a phenotype known to be caused by a recessive allele. If there is no natural selection or genetic drift occurring, what percentage of the population would you expect to be heterozygotes?

Most inspired particles such as dust fail to reach the lungs because of the ________.

Answers

Answer:

Most inspired particles such as dust fail to reach the lungs because of the ciliated mucous membrane of the upper respiratory tract.

Explanation:

Does this help you???

Cilia, which resemble hair-like projections, border the bronchi in the lungs and transport bacteria and detritus up and out of the airways. Goblet cells, which secrete mucus to protect the lining of the bronchus and trap germs, are dispersed throughout the cilia.

What dust fail to reach the lungs?

Specialized cells known as macrophages target dust that enters the sacs and lower portions of the airways without cilia. These play a critical role in the lungs' protection. The air sacs are kept clean by them. Virtually swallowing the particles are macrophages.

Most of the dust particles are captured by the mucus they create. The mucus is moved upward and out into the throat by tiny hairs called cilia that coat the walls of the air tubes. There, it is either swallowed whole or coughed up and vomited out.

Therefore, Most inspired particles such as dust fail to reach the lungs because of the ciliated mucous membrane of the upper respiratory tract.

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What is the dependent variable

What is the dependent variable

Answers

The temperature of the blocks is the dependent variable because it depends on the color of each block. (The black would probably be the hottest)

Answer:

B) Tempurature of the blocks

Explanation:

A dependent variable is defined as the variable that is used to measure in an experiment.

Explain the process that links the physical sensory world and
the brain for each of the senses (vision, hearing, taste, smell,
and touch).

Answers

The process that links the physical sensory world and the brain for each of the senses (vision, hearing, taste, smell, and touch) is known as transduction.

Here's how transduction works for each of the senses:

1. Vision: The eye transduces light energy into neural impulses, which are then transmitted to the brain via the optic nerve.

2. Hearing: The ear transduces sound waves into neural impulses, which are then transmitted to the brain via the auditory nerve.

3. Taste: Taste buds on the tongue transduce chemical signals from food into neural impulses, which are then transmitted to the brain via the gustatory nerve.

4. Smell: Olfactory receptor cells in the nose transduce chemical signals from odors into neural impulses, which are then transmitted to the brain via the olfactory nerve.

5. Touch: Sensory receptors in the skin transduce physical pressure, temperature, and pain into neural impulses, which are then transmitted to the brain via various sensory nerves.

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Help me ASAP please I’m being timed

Help me ASAP please Im being timed

Answers

Answer:

i think it is 4 but i am not sure

Explanation:

Answer:

From common sense I would select B. But I have not gotten to biology, so I do not know for sure. if I get it wrong, I am truly sorry.


An innate behavior
a. can change.
b. must be learned from parents.
c. is always present from birth.
. does not depend on learning or experi-
ence.

Answers

Answer:

A

Explanation:

Because people will not always stay the same people can change when they're ready

A certain chocolate bar contains 6 mg of caffeine in a 1.5 oz. Serving. The king-size version of the chocolate bar is 85 grams. How much caffeine, in mg, would you consume if you eat the entire king-size bar?Fill in the answer in the blank provided. Mg of caffeine

Answers

Answer:

The amount of caffeine that would be consumed if one eats the entire king-size bar will be 11.99 mg

Explanation:

This question can be reframed in the manner below for better understanding.

If 1.5 oz or ounce of a chocolate bar contains 6 mg of caffeine, how many milligrams (mg) of caffeine is contained in 85 grams of the same chocolate bar.

Firstly, the ounce should be converted to grams

If 1 ounce = 28.35g

1.5 ounce = ?

= 1.5 × 28.35/1

=42.53g

Hence, 42.53g of the chocolate bar contains 6 mg of caffeine

85g of the chocolate will contain

42.53g = 6mg

85g = X

where X is the amount of caffeine that will be consumed in mg

X = 85 × 6/42.53

X = 11.99 mg

The amount of caffeine that would be consumed if one eats the entire king-size bar will be 11.99 mg

In an experiment, a researcher prepares a reaction mixture by dissolving a substance in a buffered solution. The substance is the substrate of a certain enzyme. The researcher adds a small amount of the enzyme to the reaction mixture and measures the amount of product that is formed over time. Which of the following best predicts the immediate result of adding more substrate to the reaction mixture at the point indicated by the arrow in Figure 1?

answer choices
The amount of product will decrease until the reaction rate goes to zero.
The amount of product will increase until the reaction reaches its equilibrium point or until the substrate is used up by the reaction.
The amount of product will increase without stopping because the enzyme will be unchanged by the reaction.
The amount of product will decrease until the reaction reaches its equilibrium point or until the enzyme is been used up by the reaction

Answers

Until equilibrium is reached or all of the substrate has been eaten, the amount of product will continue to increase.

How can the rate at which an enzyme-catalyzed reaction occurs be determined?

It is possible to identify enzyme catalysis by measuring the appearance of the product or the disappearance of the reactants. The same reactants may be used in a reaction, but a different catalyst may produce different results.

Which of the following would speed up how quickly reactants turn into products in a chemical reaction?

The more the temperature rises, the more crashes occur. As a reactant's concentration rises, the likelihood of reactant collisions increases as well, accelerating the rate of the reaction.

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. I have 13 ones and 9 tens, what is my number? *

Answers

Answer:

103

13 ones = 13

9 tens = 90

90 + 13 = 103

Hope this helps

In horses, the gene for white face marking has two alleles. The dominant allele (W codes for no white mark, and the recessive allele (w) codes for a white mark. The female horse is homozygous dominant. The male horse is homozygous recessive. Figure out the phenotypes and genotypes of their possible foals by using a punnett square.

Answers

This is best explained by first taking the information given to use in the problem and rewording it for our punnet square. The female horse is homozygous dominant, meaning it has two of the W alleles (WW, homozygous meaning same and dominant meaning dominant). The male horse is homozygous recessive, meaning it has two w alleles (ww, same reasoning as above). When crossed (WW x ww) in a punnet square, you get a W and a w crossed in each portion, meaning that there is a 100%, or 4/4, chance that their offspring will be heterozygotes, or Ww. As for phenotype, the W allele (no white marking) is dominant over the w allele

What is not an example of proteins??

Answers

Answer:Glucose is not an example of proteins.

Explanation:

What are some issues with planting???

Answers

Leaves wilt.
Growth is slow.
Brown spots appear on leaf tips.
New and older leaves eventually turn yellow and fall at the same time.
Soil is constantly damp or drainage is too slow.
Roots become spongy, turn brown and rot.

which nervous system division has skeletal muscles as effectors?

Answers

The Somatic Nervous System is the division of the nervous system that has skeletal muscles as effectors.

Somatic Nervous System is responsible for controlling voluntary movements of the body and conveying sensory information from the skin and joints to the brain. It consists of motor neurons that travel from the brain and spinal cord to the effector organs, which are usually skeletal muscles.

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The somatic nervous system is the division of the nervous system responsible for the voluntary control of skeletal muscles.

This system consists of motor neurons that directly innervate the skeletal muscle fibers and provide the ability to move the body. The motor neurons are activated by the motor cortex of the brain and also receive input from the spinal cord. The somatic nervous system is also responsible for sensory functions such as proprioception, or the awareness of the position of one's body parts. In summary, the somatic nervous system is responsible for the voluntary control of skeletal muscles, as well as other sensory functions.

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PLEASE SOLVE THIS!!!6-3y+(-8y)+5.3 Choose which rule is used in the given context.To convey superiority.ms + adjective, adverb, noun + quetan + adjective, adverb + comodefinite article + ms, menos + adjectivemenos + adjective, adverb, noun + que What is the relationship between the development of trade and the development of technology?A. The developments of trade and technology are not related.B. A region can only trade if it has modern transportation technology.C. Regions that want to develop trade avoid the development of technology.D. The development of technology can encourage the advancement of trade.Please select the best answer from the choices provided.OAOBOCOD According to the Conflict theorists, ____ is a condition in which the beliefs, ideals or ideology of a person are not in his/her own best interests. write an equation for the line in standard form that passes through the following points (-2,-3) (-3,-6) how many mistakes are typically found in the human chromosomes per replication? The number of young adult hikers in a country has steadily increased since 2010. The equation y=0.54x +7.72 can be used to estimate the number of young adults participating in hiking in the country, in millions, x years after 2010. a) Estimate the number of young adult hikers in the country in 2016. b) In what year will 13.2 million young adults participate in hiking in the country? COTE The number of young adult hikers in the country in 2016 is approximately million. (Round to two decimal places as needed.) what's 3 *3I lost it Summary writing of long distance cycling a person of mass 3m is standing on the left edge of a long, uniform board of mass m and length l that is floating in water, as shown in the figure above. the person walks slowly to the right edge of the board. the water exerts no drag forces on the board. the position of the center of mass of the board when the person is at the right edge of the board is: Matter is measured in many different forms. All the answers are correct except one.A. mass B. shape C. volume D. weight Which relationship would most likely be casual? Select two options a positive correlation between the number of homework assignments completed and the grade of the exam What equation shows how frequency is related to velocity and wave length Which terms describe the different movements of earth? check all that apply. rotation revolution tilted orbit lunar cycle elliptical orbit Identify the theory explaining the incest taboo advocated by anthropologist bronislaw malinowski and psychologist sigmund freud. will give brainliest and 50 points if u answer this simple question correctly SC_2, 4) and T (3,9).The midpoint is MC). The distance between S and T is about Can anyone help me with these assignments??? Hands On Assignments- Insertion of Symbols, Special Characters, and Images.... and then the others that are attached???Please I really need help and it is due really soon!!!!! What is the sum of the terms of the series 1+3+5+...+15 Gabrielle buys the Cantaloupes for 7$. How many could Shayna buy if she has 21$. 49$.