A
he cross bred them and learned about recessive and dominate traits
Answer:
B is my answer
Explanation:
correct me if im wrong and i hope it helps
Answer:
Provides cell structure.
Explanation:
The proteins which have amino acids within them provide cell structure.
From what I've learned so far about hibernation and migration...
Some animals migrate to head towards warmer weather and plentiful food.
Some animals hibernate to conserve energy so they can survive the harsh winters with little to no food at all.
I hope this helped you answer your question.
The earth rotates on its axis