Answer:
A. Mammals the Cenozoic Era gave rise to the mammals to evolve.
The answer must be C, the hawk and owl will have less food.
As A isn't related to any, B wouldn't effect the snake and D also wouldn't effect the snake.
Answer:
D.) Amino Acids
Explanation:
Please see picture attached to this answer.
If the weather gets too cold, the plants the deer eat can die causing the deer to starve to death and lower the population of the species.
Answer: Energy released in the electron transport chain is captured as a proton gradient, which powers production of ATP by a membrane protein called ATP synthase.
Explanation: