Answer:
The answer is number two extinction happened, this was the time dinosaurs went extinct ebcause lack of sun because oh how much dirt was blown into the earth atmosphere becuase of the asteriod, third option is talking about big bang theroy so that dosnt apply!
Explanation:
Because the nucleotides match up like A and T and C and G is is like a zipper there is two parts that go together
Answer:
to understand the human and animal behaviour
Explanation:
By looking at the biological bases of human behavior, psychologists are better able to understand how the brain and physiological processes might influence the way people think, act, and feel.
B unsaturated fats like olive oil and pine nuts are the healthy fats
Answer: it might Be C or B
Explanation:
