What is the direct source of energy for the production of oxygen by phytoplankton

Which of these is true for bacteria because they are prokaryotic cells? a. they can engulf body cells in order to make memory cells. b. they must invade viruses in order to reproduce. c. they are much larger than eukaryotic body cells. d. they can reproduce on their own outside of other cells.

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

Several billion years ago which gas was the least prevailant in the atmosphere