How do differences in genetics contribute to variations among individuals?
A) They are responsible for the presence and expression of different traits.
B) They prevent bacteria from overtaking the immune system.
C) They work together with ghrelin to influence development.
D) They transfer electrical impulses throughout the body.

Question

Quizplus · Accepted Answer

Genetic differences among individuals are responsible for the presence and expression of different traits, leading to variations in appearance, behavior, and susceptibility to diseases. This is because genes encode for proteins that determine these traits. Choices B, C, and D describe specific biological processes or components that are not directly related to the general contribution of genetics to individual variations.

How Do Differences in Genetics Contribute to Variations Among Individuals