HELP PLEASE, JUST SAY, "A" B" C" OR "D"

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.

Match each term to its best definition? sedimentary depositional enviornment

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell