A. Label each step in the water cycle, using the words condensation, evaporation, precipitation, and solar energy.
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The first one that points to the arrows under the sun is solar energy. The second one that points to the arrows below the could is evaporation. The third one that points at the cloud is condenstaion. The fourth one that points to the rain is precipitation.

Explanation:

Solar energy: Energy from the sun

Evaporation:  The process by which water changes from a liquid to a gas or vapor.

Condensation: Water which collects as droplets on a cold surface when humid air is in contact with it. (MAKES CLOUDS)

Precipitation: Rain, snow, sleet, or hail that falls to the ground.

answer; i believe the correct answer is ( proteins );

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.