B3 revision

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  • Created by: Brownhb16
  • Created on: 09-01-17 17:52

Cell structure

  • number of mitochondria in cytoplasm of cell depends on activity of cell - because respiration occurs in mitochondria.
  • cells such as liver/muscle cells have large number of mitochondria because they carry out many functions and muscle cells need to contract. Therefore both cells need lots of energy.

Ribosomes

  • smaller than mitochondria and are also…

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