Why is the r group in an amino acid important? a. it gives an amino acid its special chemical properties. b. it determines the order of a string of amino acids. c. it contains hundreds of thousands of amino acids. od. it links the carbgq atom to an amino group.

you can get banned on this website if you post your quizzes here. . . .

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate