HELP!!! WILL GIVE The earth's atmosphere, oceans, organic elements like rocks, and volcanoes and geothermal areas are all carbon examples of which of the following?

A. Sources
B. Sinks
C. Resevoirs
D. All of the above

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.

preservation because he preserves part of the land and preserves means save

explanation: