In plants, the light-dependent reactions require  

A.  ATP.
B.  O2.
C.  NADP+.
D.  glucose.
E.  Calvin cycle enzymes.


C.  NADP+.

The light-dependent reactions generate ATP and oxygen. Calvin cycle enzymes are required for the light-independent reactions. Glucose is the ultimate product of photosynthesis

Biology & Microbiology

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Which best explains phototaxis?

a. swimming towards or away from the heat source b. swimming towards or away from the magnetic source c. swimming towards or away from the light source d. swimming towards or away from the chemical source

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A) the mouth B) the large intestine C) the stomach D) the small intestine large intestine

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C. hyperpolarized, decreases Upon emerging from a darkened area like a movie theater during daylight, our eyes are initially extremely sensitive to light. This is because

A. our pupils are wide open and take some time to close. B. the proportion of our retinal in the cis- conformation is high. C. the proportion of our retinal in the trans- conformation is high. D. our rods and cones are already highly hyperpolarized from the previous dark conditions. E. All of the answers are correct.

Biology & Microbiology