Unit 5 Biology AQA

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  • Created by: Mankel19
  • Created on: 14-03-16 14:34

1. Slow-twitch muscle is red in colour due to...

  • Higher abundance of mitochondria
  • a high ability to store glucose as glycogen
  • Many capillaries providing oxygen and glucose for respiration.
  • Being thicker than fast-twitch muscle
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Other questions in this quiz

2. An example of negative feedback in the Oestrous Cycle is..

  • High levels of Oestrogen stimulating further FSH production.
  • Low levels of Oestrogen inhibiting the production of FSH and LH
  • FSH stimulating LH to surge.
  • Progesterone harshly criticising Oestrogen's hard work on building the uterine lining

3. What ion binds to troponin, causing it to move tropomyosin to expose binding sites?

  • e-
  • Ca2+
  • K+
  • Na+

4. Which bands of the sarcomere decrease in length during contraction?

  • Just the H-zone
  • I-band, A-band and H-zone
  • I-band and H-zone
  • I-band and A-band

5. A random movement in response to a non-directional stimulus is known as..

  • Taxis
  • Positive Feeback
  • Kinesis
  • Phototropism

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