Within hemoglobin,the heme functions as ________.
A) a disulfide bridge
B) an oxygen carrier
C) a reducing agent
D) an α subunit
E) one of the four protein subunits
Correct Answer:
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Q45: A biological catalyst is called a(n)_.
A)lipid
B)enzyme
C)steroid
D)coenzyme
E)substrate
Q46: The purpose of the many chemical reactions
Q47: The general function of an enzyme in
Q49: The names of many enzymes can be
Q50: Most enzymes are _.
A)fluid-mosaic proteins
B)induced proteins
C)substrate proteins
D)fibrous
Q52: Compared to an uncatalyzed reaction,an enzyme-catalyzed reaction
Q60: The active site of an enzyme _.
A)is
Q63: Urea is converted to ammonia and carbon
Q68: "Physiological pH," the pH for optimum activity
Q79: A noncompetitive inhibitor has a structure that
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