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Which of the following enzymes are starch-degrading enzymes, capable of hydrolysing α-1,4 glycosidic bonds of polysaccharides, that results in the pro
Question

Which of the following enzymes are starch-degrading enzymes, capable of hydrolysing α-1,4 glycosidic bonds of polysaccharides, that results in the production of short-chain dextrins?

A.

α-Amylases

B.

Glucoamylases

C.

Proteases

D.

β-Galactosidase

Correct option is A

α-Amylases are enzymes that break down starch by hydrolyzing the α-1,4 glycosidic bonds in polysaccharides, producing short-chain dextrins as intermediates.

Information Booster

  1. α-Amylases are widely present in human saliva and pancreatic secretions.
  2. They play a critical role in carbohydrate digestion.
  3. These enzymes act on amylose and amylopectin (starch components).
  4. Industrial applications include brewing, baking, and producing syrups.
  5. They are calcium-dependent enzymes and work optimally at neutral pH.

Additional Knowledge

  • Glucoamylases (b): Hydrolyze α-1,4 and α-1,6 bonds to produce glucose.
  • Proteases (c): Break down proteins into peptides.
  • β-Galactosidase (d): Breaks lactose into glucose and galactose.

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