Enzyme Specifity MCQs Quiz Online PDF Download

Learn enzyme specifity MCQs, A level biology test for online courses learning and test prep to practice. Enzymes quiz has multiple choice questions (MCQ), enzyme specifity quiz questions and answers to learn for online high school practice tests.

GCE biology practice test MCQ on most modern hypothesis about enzyme action is called with options lock and key hypothesis, lock and substrate hypothesis, induced fit hypothesis and enzyme substrate hypothesis problem solving skills for viva, competitive exam prep, interview questions with answer key. 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. 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. Fitting of substrate in 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. Both A and B
  4. magenta molecule

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. 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. none of above

C