What best describes a protein?
a. a strand of dna
b. a chain of condone and anticondons
c. a chain of amino acids
d. a bond between amino and nucleic acids

Im is in a crowd of people at the mall looking for his girlfriend tammy, who was supposed to meet him for dinner. jim realizes tammy is across the room as he catches a whiff of her overpowering perfume, 'paris #6'. which process explains why jim is able to smell the perfume?

Environmental impacts on evolution : mastery test

Regarding most of the narrator’s story, which word best describes the tone?