A, but may not be correct
Answer:
A. Carotene
Explanation:
It is an orange/red pigment which is seen during the fall.
They train our immune system so it's ready when our bodies are attacked, and they aid in digestion and supply us with vitamins. ... Scientists and doctors can even utilize prokaryotes to help the human body.
The answer is ATP molecules being produced, this happens in light and dark.
All of the other options are either directly related to light/photosynthesis or are needed to complete it.
Answer:
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Explanation: