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NEETChemistryBiomolecules

Given below are two statements regarding enzymes: Statement I: Almost all enzymes are globular proteins. Statement II: Enzymes increase the magnitude of activation energy to speed up biochemical reactions. In the light of the above statements, choose the most appropriate answer from the options given below:

Options

  1. ABoth Statement I and Statement II are correct
  2. BBoth Statement I and Statement II are incorrect
  3. CStatement I is incorrect but Statement II is correct
  4. DStatement I is correct but Statement II is incorrect

Correct answer

D. Statement I is correct but Statement II is incorrect

Step-by-step solution

Statement I is correct because chemically, almost all enzymes are globular proteins. Statement II is incorrect because enzymes act as biocatalysts by providing an alternate pathway with a lower activation energy. They reduce, rather than increase, the magnitude of activation energy required for a biochemical reaction to proceed. Answer: Statement I is correct but Statement II is incorrect

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