Plants require a lot of water for hydration, metabolism, homeostasis, and photosynthesis. How is water used in photosynthesis?

A. as an electron donor in the photosystems
B. to combine with NADP+ to form NADPH
C. to combine with ADP to form ATP
D. as an electron acceptor in the electron transport chain
E. as a substrate for ATP synthase


A. as an electron donor in the photosystems

Biology & Microbiology

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a. polyhedral or enveloped b. helical or enveloped c. helical or polyhedral d. cylindrical or polyhedral e. cylindrical or enveloped

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Increased atmospheric CO2 is ________ the oceans, and it is expected to be detrimental to marine ________ such as corals, foraminifera, and coccolithophores

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Biology & Microbiology