Other questions in this quiz

2. Where is haemoglobin found?

  • In the plasma
  • In the blood
  • In the red blood cells
  • In the white blood cells

3. What does the blood consist of?

  • Bacteria, amino acids, enzymes
  • Your mum
  • Platelets, plasma, red and white blood cells
  • Platelets, plosma, red and white blood cells

4. What are valves (in a blood vessel) used for?

  • To direct the flow of blood
  • To stop the blood from flowing
  • Photosynthesis
  • Transport

5. Why are capillaries most efficient at diffusion?

  • There's lots of them
  • Their walls are 1 cell thick
  • They're badass
  • Their lumen is really big

Comments

Emilija

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HELLO

Ciara26

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ybjoby

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What a waste of time

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