Which is the best example of organisms that have been naturally selected

An atom of nitrogen had seven protons in its nucleus. how many electrons does it have

Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.

What is the approximate time of death of the body temperature is 29.4 degrees celsius