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#Question id: 679


b sandwich forms when

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. two hydrophobic sides of b-sheets interact.

  2. two hydrophilic sides of b-sheets interact.

  3. an a-helix separates two b-sheets.

  4. two amphipathic a-helices interact.


Answer:- Option(s): 1


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