Enzyme Specifity MCQs Quiz Online PDF Download

Practice enzyme specifity MCQs, A level biology MCQ test for online learning. Enzymes quiz has multiple choice questions (MCQ), enzyme specifity quiz questions and answers to practice as most modern hypothesis about enzyme action is called, answer key help with choices as lock and key hypothesis, lock and substrate hypothesis, induced fit hypothesis and enzyme substrate hypothesis problem solving for viva, competitive exam preparation, interview questions. Free study guide is for online learning enzyme specifity quiz with MCQs to practice test questions with answers.

MCQs on Enzyme Specifity Quiz PDF Download

MCQ. The most modern hypothesis about enzyme action is called

  1. Lock and key hypothesis
  2. Lock and substrate hypothesis
  3. Induced fit hypothesis
  4. Enzyme substrate hypothesis

C

MCQ. The fitting of the substrate in the active site is called as

  1. Hydrolysis
  2. Condensation
  3. Polymerization
  4. Lock and key hypothesis

D

MCQ. In lock and key hypothesis, substrate is the

  1. key
  2. Lock
  3. Neither key nor lock
  4. Its simply substrate

A

MCQ. All are true for enzymes but

  1. Enzymes are biological catalysts
  2. Enzymes speed up the rate of a reaction
  3. Enzymes may change chemically during the reaction
  4. Enzymes may change physically during the reaction

C

MCQ. The substrate is kept at lock positions of enzyme through temporary bonds are made by the

  1. OH - group
  2. Carbon of the amino chain
  3. R group of amino acids
  4. Water

C