Biology A2 (6BIO5) The sliding filament theory

Topic 7 - run for your life. The theory of muscle contraction.

?
  • Created by: Charlotte
  • Created on: 15-03-12 21:25

1. What is a muscle fibre?

  • A single muscle cell
  • A group of muscle cells
  • A myofibril
1 of 14

Other questions in this quiz

2. Actin is...

  • the thicker filament of a sarcomere in a myofibril
  • the thinner filament of a sarcomere in a myofibril
  • the thicker myofibril of a sarcomere
  • a contractile unit

3. Myosin is ...

  • the thicker filament of a sarcomere in a myofibril
  • the thicker myofibril of a sarcomere
  • a contractile unit
  • the thinner filament of a sarcomere in a myofibril

4. Calcium ions bind to...

  • troponin on actin
  • tropomyosin on actin
  • troponin on myosin
  • tropomyosin on myosin

5. Cross bridges form between...

  • myosin heads and myosin binding sites on actin
  • myosin heads and actin binding sites on myosin
  • actin heads and myosin binding sites on myosin

Comments

Tilly Gerrard

Report

This is great thanks!

Similar Biology resources:

See all Biology resources »See all Human, animal and plant physiology resources »