They take chemical energy from food and make it into ATP!
Answer:
B
Explanation:
because it will be going the same no matter what all the other answers make sense
Answer:
option d is correct. the existence of land bridges between continents.
Explanation:
landland bridge theory which was used to explain why species would end up continents over, such as mammoth travelling to North America, thisthis theory was based on the idea that water eventually Rose to cover these bridges rather than the at having individual plates that moved away from each other.