What is it called when drug effects are limited to one area of the body?

You are reading about the antidepressant Celexa and notice that its effects are “presumed to be linked to potentiation of serotonergic activity in the central nervous system (CNS) resulting from its inhibition of CNS neuronal reuptake of serotonin (5-HT).” What is this statement referring to?

Which of the following is a laxative?

All of the following are characteristics of amphibians except: 

Which of the following refers to the inner hollow cavity of a blastula? 

What forms from the notochord?

Owls have a crop to help them store the bones and fur of their prey. 

In a frog dissection, what is the function of the cloaca?

What are the 6 nutrients?

Given the sequence of nucleotides in the template strand of DNA below, choose the correct complementary strand.ACG CAT GTG