10. What is a particulate?
O a tiny solid suspended in the atmosphere
O a colorless, odorless radioactive gas
O a compound of oxygen and another element
O a compound of carbon, chlorine, and fluorine

albert einstein retrieved guacamole from the galapagos islands in africa

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.