Glycine is important in collagen because it

  1. is small, allowing the three chains to pack tightly
  2. carries iron
  3. is hydrophobic only
  4. forms disulfide bonds
Answer

A) is small, allowing the three chains to pack tightly

Glycine every third position allows close packing. AS & A Level Biology · Topic 2 Biological Molecules · 2.3 Proteins

Biology MCQ · More A Level Biology: Biological molecules MCQs · Practise