Additional Biology specialised cells quiz

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  • Created by: Cazza180
  • Created on: 30-05-16 15:29

1. How do sperm digest through the egg cell membrane?

  • Their heads are pointed
  • Th egg cell membrane dissolves in contact with the sperm
  • They carry enzymes
  • They come at a fast pace so the momentum breaks the egg
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2. Which of these is not a n adaptation of a fat cell?

  • Few mitochondria because they need little energy
  • They can expand as they fill with fat
  • They (unlike other animal cells) have a cell wall to prevent them from busting when there is too much fat
  • Small amount of cytoplasm for more fat

3. Why do sperms have 'heads'?

  • It contains the nucleus with the genetic information to be passed on
  • To guide them to the eggs
  • So they go fast
  • It contains the mitochondria so energy is released for movement

4. What is found at the end of a cone cell?

  • The nucleus
  • Many mitochondria fro energy to reform the visual pigment
  • The synapse to connect to the nerve cells in the optic nerve
  • The rest of the cell membrane

5. Which of these do egg cells contain?

  • Food reserves to feed the embryo
  • water to stay hydrated
  • 46 chromosomes
  • cell wall

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