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harkovskaia [24]
3 years ago
9

Which of the following scenarios describes an example of extinction?

Biology
1 answer:
wariber [46]3 years ago
7 0

Answer:

2-Every individual in a species of wolf is killed by hunters or lack of food.

Explanation:

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How is a protein's shape related to its function?​
Leokris [45]

Answer:

"A protein's specific shape determines its function. If the three-dimensional structure of the protein is altered because of a change in the structure of the amino acids, the protein becomes denatured and does not perform its function as expected."

Explanation:

Just finished my research, I hope the answer above can help you

8 0
3 years ago
Which type of selection tends to increase genetic variation? A. Disruptive selection B. Directional selection C. Stabilizing sel
aliina [53]

Answer:

Which type of selection tends to increase genetic variation? A. Disruptive selection B. Directional selection C. Stabilizing selection

The Answer is option A (Disruptive selection)

Explanation:

Selection can either shift the mean value of a trait, reduce the trait's variation, or increase its variation.

Genetic variation which allows natural selection to increase or decrease frequency of alleles already in the population is a source of phenotypic variation as it refers to differences in all the hereditary information of members of the same species.

Disruptive Selection is important in maintaining variation and initiating speciation as it Increases Variation by favoring alleles corresponding to more extreme phenotypes. But for it to occur, the mean phenotype has to experience the lowest fitness. Disruptive selection affects the frequency distributions of alleles and genotypes within a population.

Disruptive selection is based on the variance of a trait in a population as it increases genetic variance by equalizing the frequencies of existing alleles at polymorphic loci (a genetic loci with two or more alleles). Disruptive selection maintains and may even increase variation in natural populations by favoring extreme phenotypes, individuals with extreme values for a trait have greater reproductive success than individuals with intermediate values.

7 0
3 years ago
So i need help with a question its a scientific can become a theory ​
Lubov Fominskaja [6]
Is it a question or ... no ?
3 0
3 years ago
What role does complementary base pairing play in the functions of nucleic acids?
vlada-n [284]
Replication/ reproduction. one side copies then replicates and matches up. hope this helps
7 0
1 year ago
16. Name one organism that reproduces through binary fission​
Grace [21]

Answer:

Coral!

Explanation:

I learned this is a biology class a while ago!

3 0
3 years ago
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