Another name for unicellular organisms that dominated Earth up to the Precambrian time is prokaryotes. The correct answer is D.
Atp is the answer..............
Carbon dioxide and oxygen cannot pass through but move in and out
Answer:
One very important chlorophyll is chlorophyll a. All photosynthetic organisms (except a few groups of bacteria) have this as their main photosynthetic pigment. It is important because only it can participate directly in the light reactions, which convert solar energy to chemical energy.
Explanation:
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True. It also states that they cannot compete for the same resources.<span />
