Choose all the answers that apply. precipitation: a. occurs evenly all over the earth b. returns freshwater to the earth c. is the change from a liquid into a gas d. occurs when snow and ice change directly into water vapor e. falls mostly in the form of rain

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.

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