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1. What are bacterial cells like?

  • They are single celled organisms that are much smaller than animal and plant cells. DConsists of cytoplasm and a membrane surrounded by a cell wall. The genes are not in a distinct nucleus.
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2. Expain the structure and function of the mitochondria

  • Structures in the cytoplasm where oxygen is used and most of the energy is released during respiration.
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3. Give an example of plant cells that do not have Chloroplastsand explain why they have none.

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  • Root cells do not have chloroplasts because they are underground and do not photosynthesise
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4. Are human cells the same as other animal cells?

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  • Most human cells are like most other animal cells and contain a nucleus, cytoplasm, membrane, mitochondria and ribosomes.
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5. Explain the function of the cell membrane.

  • its a gene
  • Controls the passage of substances into and out of the cell.
  • controls the amount of air
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  • the cell membrane eat your fat
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