What are the names of the enzymes that aid in digestion in the mouth and the stomach?
A. amylase in the mouth, bile in the stomach
B. amylase in the mouth, pepsin in the stomach
C. saliva in the mouth, bile in the stomach
D. saliva in the mouth, pepsin in the stomach

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of

Black fur(b) in guinea pigs is dominant over white fur(b). find the probability of a homozygous offspring in a cross: bb x bb. a. 0% b. 25% c. 50% d. 75% e. 100%

What is the next step in muscle contraction after the actin changes shape