If marie has type a+ blood, what blood type could she possibly receive blood from?

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

Which of the following human activities resulted in the growth of the north american deer population?

What are 3 reasons that natural selection occurs