Answer:
A) 1000
Most viruses are 1000 times smaller than the average cell
Answer:
Carbohydrate.
Explanation:
Glycogen is a form of stored carbohydrate in animals.
"Mechanical" would be the kind of reproductive isolation among the choices given in the question that has been observed in these two species. The correct option among all the options that are given in the question is the first option or option "A". I hope that the answer has come to your help.