After examining the picture, which of the following formations is most likely the oldest? bed B
bed D
d-i-k-e M
bed C

s/ouSHczxlj z;chbzxc jh

Explanation:

kdjkb  KHB jh ;K SXJ NLJB ljh aihv8v

itsss

be sorry 20 charectors

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.