The paragraph is a description of
es ))
speciation.
B)
niche formation.
primary productivity.
D)
ecological succession.

Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity