Explain mastication peristalsis segmentation and the release of hormones and enzymes necessary for digestion

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.

answer: b: experiments that showed that all cells are similar in how they metabolize and in their composition

explanation: