DNA activities occur during specific parts of the cell cycle. When does DNA synthesis occur? O S phase of intephase
O G1
O G2
O Mitosis

This is what i found on google “phytoplankton, tiny organisms that live in the ocean, are autotrophs. some types of bacteria are autotrophs. most autotrophs use a process called photosynthesis to make their food.” i hope this you for what your looking for

It should be cryosphere and hydrosphere

We can use solar powered cars or ride bikes instead of cars that burn fossil fuels