While genes are responsible for the overall form and function of a human, variation in alleles explains different appearances and minor variations within a species. A.
True
B.
False

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.

its temperature is increasing. this causes molecular vibrations to increase.

i guess because there isn't enough love going around. < 3