I really dont know the answer but I need something so Iam typing this so yea lol
1). A good example for mutualism is People and plants. We provide plants Carbon dioxide. Plants provide us Oxygen
2).Biome is where you have your tundras, Rain forests, Deserts, etc. then you have to give 3 characteristics like temperature, precipitation levels, soil type, etc.
I will have to get to question 3 later since im in class but ill give you the answer to that one. its easy
Answer:
crab and lobster
Explanation:
they have the most similar genetic background
The third option, destroying cells