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Biochemistry Glycogen Metabolism and Glycogen Storage 737c57c8

Coris disease is due to defect in -

A
Branching enzyme
B
Debranching enzyme
C
Myophosphorylase
D
Hepatic phosphorylase
High-Yield Explanation
Ans. is 'b' i.e., Debranching enzyme TypeEnzyme deficiencyOrgan (s) affectedIvon Gierke's diseaseGlucose 6-phosphataseLiver, kidneyIIPompe's diseasea (1 -4) Glucosidase (acid maltase)All organsIIICori's disease/Forbe's diseaseDebranching enzymeMuscle, liverIVAndersen's diseaseBranching enzymeLiver, myocardiumVMcArdle's diseasePhosphorylaseMuscleVIHers' diseasePhosphorylaseLiverVIITarui's diseasePhosphofructokinase.Muscle, RBCsVIII Phosphorylase kinaseLivero There is also on X-linked form of phosphorylase kinase deficiency. This is sole exception as all other glycogen storage diseases are inherited as autosomal recessive trait.

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