Which is not a reason that cells reproduce by dividing in order to maintain homeostasis?
a) to stunt the organism
b) to grow the organism
c) to replace dead cells
d) to repair damaged cells

D, to repair the damged cells is noy a reason that cells reproduce by siving in order to maintaon homeostasis.

Cells reproduce for the purpose of replacing damaged and old cells. Cells also have a job in organism development.

There is a body cell that eliminates damaged and dead cells.

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.  

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.