1. The enzyme known as alcohol dehydrogenase is capable of oxidizing ethanol, methanol and other hydroxyl group containing organic compounds into their corresponding aldehydes. Such an enzyme with ___ catalyzes the reaction of structurally related substances.

Select one:

a. absolute specificity

b. relative specificity

c. stereospecificity

d. no specificity

2.The side chain of the amino acid tyrosine is shown here.

The side chain is classified as ___.

Select one:

a. nonpolar

b. polar-acidic

c. polar-basic

d. polar-neutral