Answer:
On a biological level, the main difference is that bacteria and free-living cells can live inside or outside a body, while viruses are a non-living collection of molocules that need a host to survive.
Explanation:
It should be 322.15. Hope it helps :)
Answer:
From the air
Explanation:
For plants especially its the sunlight. The animals then eat the plants transferring the carbon into their bodies.
B. Population is the answer
