I believe that phytoplankton is necessary to begin a food web
Yes. Indirectly, through plants. Without plants using photosynthesis, and therefore, creating oxygen, we wouldn't have enough breathable air.
Answer:
I think that it's false
Explanation:
The reason is because there is a thing called a 'Water Cycle'. It is basically the continuous movement of water on the surface of the Earth.
P.S. if I get it wrong, forgive me
In interphase the dna is the form of loose threads called chromatin