Cell Transporation

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  • Created by: jenny
  • Created on: 22-05-16 18:57

1. Which of these is not an adaptation of an erythrocyte?

  • Many lysosomes to break down particles
  • Biconcave disk to increase surface area, and hold more oxygen
  • No nucleus so there is more room for oxygen
  • Small to allow it to get close to body tissues
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2. What is not a reason for cell coordination?

  • Muscular system needs to coordinate with nervous system
  • Circulatory system need to speed up to provide oxygen
  • Diffusion of air into body cells from the air
  • Muscular and skeletal system need to coordinate

3. What is an adaptation of root hair cells?

  • Hair like projections to increase surface area so more water can be absorbed
  • Contains chloroplasts to absorb light, thin walls
  • Thin outer wall and thick inner wall, in light will absorb water to become turgid
  • Small, long and tim to make movement easier

4. Which of these is not correct?

  • Organ System - One organ with a particular function
  • Tissue- group of similar cells that work together to form the same function

5. What is not a adaptation of a spermatozoan?

  • Small, long and tim to make movement easier
  • Contains chloroplasts to absorb light
  • Many mitochondria to provide energy for the micro tubules to move the tail
  • Sperm head contains an acrosome to break down the egg cell
  • Nucleus has half the number of chromosomes to fuse with the egg

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