Enzyme Action and Digestion

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Questions and Answers

What is the main function of bile in the digestive process?

  • To synthesise new proteins and lipids
  • To break down carbohydrates into simple sugars
  • To produce glucose for respiration
  • To neutralise hydrochloric acid and emulsify fats (correct)

What is the primary product of protease breakdown?

  • Simple sugars
  • Glycerol and fatty acids
  • Amino acids (correct)
  • Starch

Which enzyme is responsible for breaking down starch?

  • Amylase (correct)
  • Lipase
  • Protease
  • Bile

What is the purpose of the alkaline conditions in the digestive process?

<p>To increase the rate of fat breakdown (A)</p> Signup and view all the answers

What is the role of carbohydrases in the digestive process?

<p>To break down carbohydrates into simple sugars (A)</p> Signup and view all the answers

Where is bile produced and stored?

<p>In the liver and stored in the gall bladder (D)</p> Signup and view all the answers

Lipases break down carbohydrates to simple sugars.

<p>False (B)</p> Signup and view all the answers

Amylase is a type of protease that breaks down proteins.

<p>False (B)</p> Signup and view all the answers

The products of digestion are used to synthesize new DNA molecules.

<p>False (B)</p> Signup and view all the answers

Bile is acidic to neutralise the alkaline conditions in the small intestine.

<p>False (B)</p> Signup and view all the answers

The 'lock and key theory' is a simplified model to explain the action of hormones.

<p>False (B)</p> Signup and view all the answers

The gall bladder is responsible for producing bile.

<p>False (B)</p> Signup and view all the answers

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