What type of bond is primarily responsible for maintaining the primary structure of a protein?

How do hydrogen bonds contribute to the stability of beta sheets in proteins?

How does domain shuffling contribute to protein diversity?

Which structural feature is most critical for the formation of an alpha helix?

Which evolutionary process allows for the creation of new proteins with novel functions?

What is a potential consequence of having extensive unstructured regions in a protein?

Which level of protein structure is directly responsible for the overall 3D shape of a single polypeptide chain?