Why do plants produce less oxygen during the night?
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a. photosynthesis only occurs at night.
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b. cellular respiration only occurs at night.
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c. cellular respiration stops at night.
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d. photosynthesis stops at night,

Which of the four major uses is predicted to change the least by 2020?

Chalk is an ionic compound. which is a property of all ionic compounds that makes chalkboard? particularly useful for writing on a a high melting point hardness and brittleness inability to dissolve in water a multicolored appearance

Which type of respiration takes place when there is no oxygen present