TLS Online TPP Program

#Question id: 703


Which of the following statements concerning protein domains is true?

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. They are a form of secondary structure.

  2. They are examples of structural motifs.

  3. They consist of separate polypeptide chains (subunits).

  4. They may retain their correct shape even when separated from the rest of the protein.