what is biology..a detailed explanation including only important ino but to the point..if that makes sense :D

Biology is the study of life.

Explanation:

Biology is the study of life and living organisms, whether it is plants, animals, or bacteria. It helps you understand you living things function and interact. Advances in biology have helped scientists do things such as develop better medicines and treatments for diseases, understand how a changing environment might affect plants and animals, produce enough food for a growing human population and predict how eating new food or sticking to an exercise regimen might affect our bodies.

the answer is trees if i'm not mistaken

the answer to your question is:

c. complementary base-pairing