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  4. The graph shows the effect of temperature on the rate at which the biological enzyme in a washing powder digests and removes the fruit juice stains. <img class=img-fluid question-image alt=image src=https://cdn.tardigrade.in/img/question/biology/b7eb4c6a848c57b3d37e40083f44a758-.png /> Which of the statements explain the shape of the graph at temperatures higher than X? I. Bonds are broken between the R groups of the amino acids in the polypeptide chains of the enzyme. II. There are more collisions between the enzyme and its substrate. III. The tertiary structure of the enzyme is altered. IV. The shapes of the active site and the substrate are no longer complementary.

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Q. The graph shows the effect of temperature on the rate at which the biological enzyme in a washing powder digests and removes the fruit juice stains.
image
Which of the statements explain the shape of the graph at temperatures higher than X?
I. Bonds are broken between the R groups of the amino acids in the polypeptide chains of the enzyme.
II. There are more collisions between the enzyme and its substrate.
III. The tertiary structure of the enzyme is altered.
IV. The shapes of the active site and the substrate are no longer complementary.

Biomolecules

Solution:

Correct answer is (c) I, III and IV