Sexual reproduction relies on two different sexes (female & male) because one has the egg and the other has the sperm.
Answer:
Members of this population can mate with one another
Explanation:
Alligators and crocodiles are two different species. Also, there's no way these alligators in Florida can make it across the ocean to China.
They saw how smoking effected the body since smoking was pushed as something good for a long time, a lot of people started smoking and after a few years doctors finally saw a difference between a smokers body and a non smokers body