Allosteric enzymes
a. have active sites where substrate molecules bind
and other sites that bind with inhibitor or
activator molecules.
b. are associated with important energy-carrying
nucleotides.
c. are not affected by temperature or pH.
d. have two active sites.
e. all of these.
Answer: a
You might also like to view...
Male animals that mate with and control more than one female at a time are called:
a. hermaphroditic. b. heterogenous. c. polygynous. d. androgynous. e. monogamous.
Ribosomes can catalyze formation of peptide bonds. This supports the hypothesis that _____
a. an RNA world preceded DNA-based genomes b. RNA can hold more information than DNA c. the first protists had RNA as their genetic material d. all of these
If human gametes were diploid
A. the products of fertilization would have the same number of chromosomes as their parents. B. the products of fertilization would have more chromosomes than their parents. C. fertilization could not occur. D. the products of fertilization would have fewer chromosomes than their parents. E. the embryo would be diploid.
The universal source of energy for cells is glycogen because energy is released by a single chemical reaction.
a. true b. false