Biology 9700 · AS & A Level · Proteins

Proteins — practice question

The table lists the diameters of some atoms when they make bonds. Using the values in the table, the approximate length of the amino acid shown below was estimated as $0.7\,\text{nm}$. What is the approximate length of a dipeptide made from this amino acid?

  • A$0.9\,\text{nm}$
  • B$1.2\,\text{nm}$
  • C$1.4\,\text{nm}$
  • D$1.7\,\text{nm}$

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