Answer: solar energy is required from the sun so as the cycle of photosynthesis can be completed
Explanation:
sun is required for photosynthesis
C. They all contain a transparent part with at least one curved surface that refracts light.
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NAD+ accepts a hydrogen ion (H+) and two electrons (2e−), as it becomes reduced to NADH + H+. The NADH moves to the electron transport chain and donates a pair of electrons (becomes oxidized) to the first compound in the chain.
Explanation:
Answer: Summer
Explanation: because Texas is in the northern hemisphere therefore the sun is directly on it