An organism
because ALL organisms are made up of one or more cells! i hope this helped
organelles
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When one of the many pigments in the photosystem II absorbs light, the energy is directed inward from pigment to pigment until and unless it reaches the center of reaction. There, energy is conducted towards P680, thus, boosting an electron to a higher level of energy.
Answer: C) Centromeres
Explanation: Centromeres are involved in crossing over, none of the other ones are.
