3.
How can changes to the structure of DNA lead to the development of new traits in a species?

An organism's DNA affects how it looks, how it behaves, and its physiology.

So a change in an organism's DNA can cause changes in all aspects of its life. Mutations are essential to evolution; they are the raw material of genetic variation.

Explanation:

A mutation is a change in DNA the heriditary material of life the organisms DNA affects how it looks ,how it behaves and it's physiology so therefore the change in an organisms DNA can causes changes in all aspects of its life the mutations are very essential to evolution they are the raw material of genetic variation.

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a. population growth is decreasing

-2

+4

-10

-3

-8

-3

so the population decreased by 24 because 3+3+8+10+2=26-2=24.

hoped i !

explanation: