Answer:
The answer is D.
Explanation:
Reproductive isolation is where a species can't breed with any other species except its own.
The cell membrane is selectively permeable.
Answer:
its like any other disease
Explanation:
was there more to the question?
One reason is because the short days and long nights prevent the earth from warming up, another reason could be because the sun's rays in winter are more spread out thus minimizing the amount of energy
