17. What term describes an inactive precursor of an enzyme such as the precursors to protease enzymes produced by thepancreas?(A) Allosteric enzyme (B) Zymogen (C) Isozyme (D) Ribozyme (E) Hydrolase

7. DNA double helix structure is stabilized by all of the following EХСЕРТ:(A) the sugar-phosphate backbones are oriented in opposite directions.(B) the glycosidic bonds holding paired bases are directly across the helix from one another.(C) cations such as Mg2+ bind to the anionic phosphates.(D) bases stack together through hydrophobic interactions and van der Waals forces.(E) appropriate base pairing builds a polymer whose external dimensions are uniform.

17. What term describes an inactive precursor of an enzyme such as the precursors to protease enzymes produced by the
pancreas?
(A) Allosteric enzyme
(B) Zymogen
(C) Isozyme
(D) Ribozyme
(E) Hydrolase

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