Biology 9700 · AS & A Level · Cells as the basic units of living organisms

Cells as the basic units of living organisms — practice question

Which statement is correct for a typical prokaryotic cell?

  • Acell wall: cellulose; cell diameter: $1$-$5\,\mu\text{m}$; ribosomes: $70\text{S}$
  • Bcell wall: cellulose; cell diameter: $5$-$40\,\mu\text{m}$; ribosomes: $70\text{S}$ and $80\text{S}$
  • Ccell wall: peptidoglycan; cell diameter: $1$-$5\,\mu\text{m}$; ribosomes: $70\text{S}$
  • Dcell wall: peptidoglycan; cell diameter: $5$-$40\,\mu\text{m}$; ribosomes: $70\text{S}$ and $80\text{S}$

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