Round 11: Tossup 9

An enzyme that breaks down this molecule is converted from its inactive “b” form to its active “a” form by phosphorylation on serine-14. A tyrosine-194 residue on a protein named for generating this molecule primes the attachment of UDP-conjugated (15[1])monomers. Diseases regarding the harboring of this molecule are grouped into six classes, the first of which is Von Gierke’s disease. (*) Branching enzymes acting on this molecule create alpha-1,6 linkages. Glucagon (10[1])promotes the breakdown of this macromolecule. Liver and muscle cells commonly store, for 10 points, what polysaccharide, the main (-5[1])storage form of glucose in the human body? ■END■ (0[3])

ANSWER: glycogen
<Science - Biology, Rohan Ganeshan> | VAULT II Packet 11
= Average correct buzzpoint

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