A food chain is a way of showing howmoves through a community.

The correct/valid answeer is: a food chain is a way of showing how energy and materials  moves through a community.

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A food chain is a way of showing how energy moves through a community.

the answer would be b

explanation:

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.