The crystals of virus obtained by Stanley were made up of

The crystals of virus obtained by Stanley were made up of
  1. Largely proteins
  2. Cholesterol
  3. Sterol
  4. Polysaccharide

Solution

W.M. Stanley showed that viruses could be crystallized and crystals consist largely of proteins. They are inert outside their specific host cell. Viruses are obligate parasites.

Asked in: NCERT

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