The photosynthetic activity of desert plants is often reduced in the middle of the day. what is the most reasonable explanation for this fact?
a. enzymes are denatured by the high temperatures.
b. there is not sufficient water for photosystem i.
c. most of the light is reflected by the thick cuticle.
d. the stomata close to preserve water and gas exchange decreases.

because the light is a great source of energy for the plants to survive. (i hope this )

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consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.