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A Level Biology: Control and coordination MCQs — Biology (page 2)

26 multiple-choice questions on A Level Biology: Control and coordination from Biology, each with the correct answer and, where available, a teacher's explanation. Read through them to revise the chapter, then practise the same questions one by one to test yourself.

26. A stronger stimulus results in

  1. a higher frequency of action potentials
  2. longer refractory periods
  3. larger action potentials
  4. slower conduction

Answer: A) a higher frequency of action potentials

Explanation: All-or-nothing; frequency changes. AS & A Level Biology · Topic 15 Control and Coordination · 15.1 Control and coordination in mammals

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