Answer:
N
Explanation:
Both carbohydrates and lipids contain Carbon, Hydrogen, and Oxygen. However, all proteins have Nitrogen as well.
Its a homogeneous mixture
Answer:
D
Explanation:
There are many food chains within a food web, so D seems like the best possible answer :)
I think it's lithosphere thanks for posting your questions on Brainly
The surviving R strain transformed into a living S strain.
