Biology 9700 · AS & A Level · Protein synthesis

Protein synthesis — practice question

The diagram illustrates a typical animal cell as it appears under an electron microscope. Which of the numbered structures are required for proteins to be released at the cell surface membrane?

  • A2, 3, 4 and 5
  • B1, 2 and 4
  • C1 and 3
  • D5 only

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