NEET BIOLOGY

GENETICS AND EVOLUTION

EVOLUTION

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A boy and his father each have a small scar on one arm. Which best describes the boy’s scar?

A	learned behavior
B	inherited trait
C	acquired trait
D	inherited behavior

Explanation:

Detailed explanation-1: -This scar wasn’t given to the child by their parents’ DNA. Therefore, this is not an inherited trait. So the correct answer is (D) the scar on their arm.

Detailed explanation-2: -Which best explains why a certain horse has longer legs than its father? The horse inherited traits from his siblings.

Detailed explanation-3: -Anatomy of fat Under a microscope, fat cells look like bulbous little spheres. Like other cells in the body, each has a cell membrane and a nucleus, but their bulk is made up of droplets of stored triglycerides, each of which consists of three fatty-acid molecules attached to a single glycerol molecule.

Detailed explanation-4: -Which explains the high precipitation levels in areas near the equator? At the equator, warmer conditions create an increase in evaporation. Evaporation leads to more precipitation.

There is 1 question to complete.