Is a cheetahs speed considered genetic variation? If so what mechanisms would explain this variation?

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.

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false