a new mutation arises in the intron of a gene in a somatic cell. this mutation contributes to in the population by individuals in the next generation.
Answers
A somatic mutation contributes to variation in the population it will not be inherited by individuals in the next generation.
What is a neutral mutation?A neutral mutation is any mutation that does not affect the fitness of an organism and they are generally found in non-coding genome regions instead of protein-coding regions.
Nonetheless, it is important to highlight that a mutation in an intron may also have evolutionary significance if it has regulatory roles associated with gene expression.
In conclusion, a new mutation arises in the intron of a gene in a somatic cell, thereby this mutation contributes to variation in the population it will not be inherited by individuals in the next generation.
Complete question:
Fill in the blank. A new mutation arises in the intron of a gene in a somatic cell. This mutation contributes to _____ in the population _____ by individuals in the next generation.
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Related Questions
which of the followimg could be reasons why popultion sizes may reach and maintaim plateaus? choose the three that apply
Will mark as brilliant answer
Answers
Answer:
Below :D
Explanation:
So basically, this question is asking what will cause a species' population to reach a point where it stops increasing.
Lets think about what can cause a lack of increase?
A decrease can cause this.
Or a slow in the rate of increase.
Now lets look at our selectable answers and see if any of them would fall under these two things.
First up is fewer deaths.
Well, fewer deaths basically means less of a decrease in population.
This is the opposite of decreasing the populatin count, and would instead raise it.
Next we have a limit in food supply.
This would cause a organism to starve and die.
So this would cause a decrease in population count.
So B is one of the answers
Next up is competition with other species.
When two species compete for a sort of resources, one massivly dies out due to outcompetion, and loses the resources needed to survive.
So this would also cause a large decrease in population count.
This makes C one of the answers
Next is increase in birth rates.
This would cause more organisms to be born of a species, basically increasing the population count.
This is the opposite of a decrease in population.
Next we have competition for space.
This is very similar to answer C, and the outcompeted species dies out due to lack of space.
So E is one of the answers
Now, the next answer seems viable, because major storms can kill off organisms, like hurricanes, earthquakes, and volcanos for instance.
However, as seen in many organisms over history, while these major storms kill of organisms, they can recover.
So although major storms decrease populations, they dont actually limit them.
In the end:
B is correct
C is correct
E is correct
Hope this helps!
A farmer selects only the largest tomato plants to reproduce over multiple generations. what type of selection is this an example of?
Answers
You have a plant that you want to show off at a party. The party happens during autumn (aka fall). Usually in autumn (aka fall) the leaves of your plant fall off. You want to delay the leaves falling off your plant until after the party. What plant hormone would you use to help keep the leaves on? ethylene O cytokinins O gibberellins auxin
Answers
Answer:
Auxins
Explanation:
Auxin is a plant hormone that has to do with both leaf and fruit fall.
Where does P. acne colonize within the human microbiome?
Answers
P. acne, or Propionibacterium acnes, is a type of bacteria that commonly colonizes the human skin. Specifically, P. acne tends to reside within the sebaceous glands and hair follicles on the face, neck, chest, and back.
This bacterium is known to play a role in the development of acne, as it feeds on sebum (oil) produced by the skin and can cause inflammation and infection in the hair follicle. While P. acne is a normal resident of the skin microbiome, overgrowth and imbalance can lead to skin issues. In particular, P. acnes is known to colonize within hair follicles and sebaceous glands in the skin. It can also be found in lower numbers in other areas of the skin, such as the armpits and groin.
While P. acnes is a normal part of the human skin microbiome and is generally harmless, it can sometimes contribute to the development of acne. When there is an excess of sebum production or other factors that promote bacterial growth, P. acnes can multiply and cause inflammation, leading to the formation of pimples, blackheads, and other types of acne lesions.
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If you decide to buy a purebred puppy, you would have many different dog breeds to choose from. The wide variety of dog breeds is the result of hundreds of years of
A) LNA
B) genes
C) hormones
D) tradition
Answers
The correct answer is B) genes. The wide variety of dog breeds is the result of hundreds of years of selective breeding to emphasize certain characteristics, which is done by manipulating the genes of the dog.
The wide variety of dog breeds is the result of hundreds of years of selective breeding, where specific genes for certain traits, such as size, coat type, and temperament, were chosen and passed down through generations. This process is known as artificial selection and is responsible for the creation of the many different dog breeds we see today.
It is important to note that genes are the basic unit of heredity and are responsible for determining an organism's characteristics. Therefore, the wide variety of dog breeds is a result of the manipulation of genes through selective breeding.
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what do we call a mutation which involves the replacement of a single base pair for another in dna?
Answers
A mutation that involves the replacement of a single base pair for another in DNA is called a point mutation.
Point mutations are small-scale genetic alterations that occur when a single nucleotide (A, T, C, or G) is substituted with another nucleotide. This substitution can lead to changes in the DNA sequence, which can subsequently affect the structure and function of proteins encoded by the affected genes.
Point mutations can have various effects, ranging from no noticeable impact to significant consequences such as genetic disorders or cancer. They are considered one of the most common types of genetic mutations and play a crucial role in evolutionary processes and genetic diversity.
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How can the medical conditions Asthma, Anemia, Diabetes, and Injury to Pancreas can prevent the cells from not getting enough molecules to function.
Answers
Answer:
because their blood cells could be clogged
Explanation:
Which of the following correctly defines one of the four parts of natural selection?
a
variation: the difference in the heritable traits of an individual from those of other individuals in the same species or population
b
extinction: the state in which all of the members of a species have died
c
overproduction: the process by which each generation produces more offspring than the previous generation produced
d
adaptation: an acquired trait that lets an organism better survive in its environment
Answers
Answer:
a- variation
Explanation:
Answer:
A
Explanation:
correct option A- variation
The thylakoid membrane contains a protein called atp synthase. As hydrogen ions pass through the protein, adp and a phosphate group are combined to form atp. What is the direct energy source, if any, for the movement of hydrogen ions and the formation of atp? a. The energy source is the high-energy electrons that accompany the hydrogen ions. B. The energy source is the concentration difference of hydrogen ions across the membrane. C. The energy source is a set of atp molecules that gather inside the thylakoid. D. There is no energy source; the process occurs without an energy input.
Answers
The energy source is the concentration difference of hydrogen ions across the membrane.
The photochemical and electron transport reactions of oxygenic photosynthesis occur at the thylakoid membrane. The lipid composition of the thylakoid membrane is highly conserved among oxygenic photosynthetic organisms, with two galactolipids, one sulfolipid, and one phospholipid.
The primary functions of thylakoids are to trap light energy and convert it into chemical energy forms such as ATP and NADPH. Water is oxidized and oxygen is released during this process. Inside chloroplasts and cyanobacteria, thylakoids are membrane-bound compartments. They are the site of photosynthesis's light-dependent reactions. Both stages of photosynthesis involve the chloroplast. The light reactions occur in the thylakoid.
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What causes the differences in traits between
organisms of the same species?
Answers
How is the process of translation essential for the regular functions in a
living thing? (HS-LS1-1) *
a.Translation is a process where the cell changes DNA into RNA
b.Translation is a process where the cell uses DNA to create viruses
c.Translation is a process where the cell uses DNA to create proteins
d.Translation is a process where the cell changes DNA into bacteria used for digestion
Other:
Answers
Answer:
I think the answer is A I think
environmentalists oppose the mining of antarctic mineral resources because
Answers
Answer:
The Environmental Protocol bans all mineral resource activities in Antarctica (other than scientific research). ... This was because unregulated exploration and mining would have caused serious environmental and political problems.
Explanation:
The rate of heat production is increased by increasing muscle contraction by movement is: Shivering thermogenesis Non- Shivering thermogenesis Vasoconstriction Vasodilation
Answers
Answer:
Shivering thermogenesis.
Explanation:
The rate of heat production is increased by increasing muscle contraction by movement is shivering thermogenesis because nerve impulses are transmitted to the skeletal muscles by the hypothalamus which will result to contractions that will produce heat.
Shivering thermogenesis is Contraction-mediated heat production High intensity shivering activates large muscles and produce more glycolysis which is then use as the main source for heat production
Consider the following two statements about succession.
Student 1:
Matthew - As succession begins, communities tend to be dominated by mostly K-selected species. As succession continues, r-selected species tend to compete better and therefore become more and more common.
Student 2:
Iman - As succession begins, communities tend to be dominated by mostly r-selected species. As succession continues, K-selected species tend to compete better and therefore become more and more common.
Which student is correct?
a. Provide a rationale for your answer (2 marks)
b. Provide a specific example of succession which includes at least one example of an r-selected and one example of a K-selected species. (1 mark)
Note - No marks are earned by simply agreeing with either Matthew or Iman
Answers
Cells arise only from previously___with cells passing copies of their____ on to their daughter cells.
A) Dead cells, divided cells
B) Alive cells, proteins
C) Existing cells, genetic material
D) Alive cells, dead cells
Answers
C) existing cells, genetic material
Work:
third principal of cell theory;
1. All living organisms are composed of 1 or more cells.
2. Cells are the basic unit of structure & organizations of all living organisms.
3. Cells arise only from previously existing cells with cells passing copies of their genetic material onto their daughter cells.
Give the word and chemical equations for respiration and photosynthesis
Answers
Answer:
PHOTOSYNTHESIS
carbon dioxide(CO2)+water(H2O)+sun light in the presence of chlorophyll(C55H72O5N4Mg)⇒glucose(C6H12O6)+oxygen(O2)+ATP(energy)
RESPIRATION
Glucose(C6H12O6)+Oxygen(O2)⇒carbon dioxide(CO2)+water(H2O)+oxtgen(O2)
Explanation:
I HOPE THIS WILL HELP YOU :)
Select the correct number that matches the correct structure.
An injury to which region would interfere with the sleep-wake cycle?
Answers
Answer:
Option 4, the one pointing toward the center of the brain in the picture.
Explanation:
Option 4 is pointing to the hypothalamus region.
(I got it correct too)
What is the number of individuals in an area of a specific size?
Answers
Answer:
Do you mean the definition?
I think it is "population density". Population density is the number of individuals per unit area or volume.
Explanation:
describe the timing of the fracture to the end of this long bone. [35]
Answers
The timing of a fracture in a long bone, such as the femur or tibia, involves several stages in the healing process. Initially, when the bone breaks, a hematoma forms around the fracture site within a few hours to days. This blood clot helps stabilize the bone and provides a scaffold for new bone growth.
Next, during the inflammatory phase, immune cells and growth factors are recruited to the injury site. This stage typically lasts for a few days and is crucial for initiating the healing process. Following inflammation, the soft callus formation stage occurs, lasting for approximately 2-3 weeks. In this phase, fibroblasts and chondrocytes create a soft, cartilaginous matrix that connects the fractured bone ends.
The hard callus formation stage comes after, where osteoblasts replace the soft callus with a hard, bony callus over a period of 4-8 weeks. The final stage is the remodeling phase, which can take several months to years. In this stage, the hard callus is gradually reshaped, and the bone returns to its original structure and strength.
In summary, the timing of a fracture to the end of a long bone consists of hematoma formation, inflammation, soft callus formation, hard callus formation, and remodeling, with the overall healing process taking several months to years, depending on factors such as age, health, and the severity of the fracture.
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if a solution of penicillin contains 250mg of penicillin in 500ml, what is the concentration of the solution? answer in mg/ml.
Answers
The concentration of the penicillin solution is 0.5 mg/ml.
The concentration of the penicillin solution can be calculated by dividing the amount of penicillin (250 mg) by the volume of the solution (500 ml).
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By dividing the amount of penicillin (in mg) by the volume of the solution (in ml), it is possible to get the solution's concentration: The penicillin solution, therefore, has a 0.5 mg/ml concentration.
The potassium salt of penicillin V, penicillin V, and penicillin VK are both available as tablets (250 mg and 500 mg) and reconstitution solutions (125 mg/5 mL and 250 mg/5 mL). Based on their mode of action, antibiotics may be split into two types. While bacteriostatic drugs prevent germs from growing or reproducing, bactericidal medications kill bacteria.
Penicillin Content/Solution Volume = Concentration
The amount of penicillin in this instance is 250 mg, and the solution's volume is 500 ml. The result is:
Concentration = 250 mg / 500 ml
Simplifying the above expression:
Concentration = 0.5 mg/ml
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Spot the injuries preventions in this photo pls i'll give brainliest!
Answers
The top ten ways of injuries preventions in the photo are:
Warm-Up and Cool-Off.Make a session plan.Between-exercise recoveryRecognize Your LimitsApply the right technique.Obtain Qualified Assistance.Put On the Proper Gear.Good RecoveryTake enough Food and DrinkSeek appropriate medical careWhat is injury prevention?Injury prevention is an endeavor to stop or lessen the degree of physical harm brought on by outside forces, such as accidents before they happen.
In a school gym, the possibility of injuries is higher if adequate injury prevention steps are not put in place such as wearing proper gear, warming up, etc.
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Please help fast! No joke answers please! Here’s the words you have to use: pure substances, physical or chemical, chemical, solutions, suspensions, & compound.
Answers
Answer:
1 is pure substances
2 is compounds
3 is solution
4 is suspension
5 is chemical (only nuclear processes can break down elements)
6 physical or chemical
sorry it took so long
Which of the following is the most likely consequence of a mutation at the operator locus that prevents binding of the repressor protein?
(A) Expresion of the structural genes will be repressed, even in the presence of lactose.
(B) Beta-galactosidase will be produced, even in membrane would stop in the presence of the absence of lactose.
(C) RNA polymerase will attach at the Pn locus but transcription will be blocked lactose is depleted.
(D) The operator locus will code for a different protein and thereby prevent transcription of the structural gene.
Answers
(B) Beta-galactosidase will be produced, even in membrane would stop in the presence of the absence of lactose.
A mutation at the operator locus prevents the repressor protein from binding to the DNA and thus the DNA remains in an "open" state. This allows for the transcription of the structural genes to continue, even in the absence of lactose.
As a result, the beta-galactosidase enzyme will be produced, even when lactose is depleted. In contrast, if the mutation had not occurred and the repressor protein was able to bind to the DNA, transcription of the structural genes would have stopped in the presence of the absence of lactose, and the beta-galactosidase enzyme would not have been produced. Therefore, option B is the most likely consequence of the mutation.
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PLEASE HELP WILL MARK BRAINLIEST PLEASE NO LINKS OR I WILL REPORT YOU
Why is an element considered a pure substance? PLEASE MAKE THE ANSWER SCHOOL APPROPRIATE
Answers
Answer:
An element is a pure substance as it cannot be broken down or transformed into a new substance even by using some physical or chemical means. Elements are mostly metals, non-metals, or metalloids. Compounds, on the other hand, are also pure substances when two or more elements are combined chemically in a fixed ratio.
HOPE IT HELPS, PLS BE SAFE! :)
Please help!!!!!!!!!!
Answers
Answer:
lol no way I forgot this, It was so easy but now I forgot it
which physiologic paramter will temporarily change its set point to accomodate environmental or other stressor
Answers
The physiologic parameter that can temporarily change its set point to accommodate environmental or other stressors is body temperature.
During times of stress or exposure to extreme temperatures, the body can adjust its set point for temperature regulation. Body temperature is normally regulated around a set point, typically around 37 degrees Celsius (98.6 degrees Fahrenheit). However, when faced with external stressors such as extreme heat or cold, the body can adjust this set point to help maintain homeostasis.
For example, in response to increased environmental heat, the body's set point for temperature may temporarily increase. This triggers physiological mechanisms such as vasodilation, sweating, and increased respiration rate to dissipate heat and cool down the body. Conversely, in response to extreme cold, the body's set point for temperature may temporarily decrease, leading to vasoconstriction, shivering, and increased metabolism to generate heat and raise the body's temperature.
By temporarily adjusting the set point for body temperature, the body can adapt and respond to environmental or other stressors to maintain optimal functioning and protect itself from harm. Once the stressor is resolved or the environmental conditions return to normal, the body's set point for temperature will typically revert to its original value.
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What evidence from Wallace’s passage also supports Darwin’s theory?
Answers
Answer:
Darwin and Wallace both realized that if an animal has some trait that helps it to withstand the elements or to breed more successfully, it may leave more offspring behind than others. On average, the trait will become more common in the following generation, and the generation after that.
Explanation:
hope this helps
Squidward's son, who is heterozygous for light blue body color, married a
girl that was also heterozygous. What color would their children be?”
Green
Both
Light blue
Answers
Answer:
Both? I think but I don't know
The number of cells increases very quickly and cells have been dividing for millions and millions of years. But the number of cells on the planet stay relatively constant. Why?
Answers
The number of cells on the planet stays relatively constant because as cells divide, others die, and others are recycled by other organisms.
This ensures that the number of cells remains in balance, despite the constant cell division. The cells that die and are recycled provide other organisms with energy and nutrients, which allows them to survive and reproduce. This in turn keeps the total number of cells on the planet relatively constant.
What is cell devision?
Cell division is the process by which a single cell divides into two daughter cells. It is a fundamental process in all known organisms and is necessary for growth and development. Cell division usually occurs as part of a larger process called the cell cycle. During the cell cycle, a cell grows, replicates its DNA, and prepares for division into two daughter cells.
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Plzzzz helpppp meere
Answers
Answer:
I may not be right but i believe the answer is c
Explanation: