Question

Some regions of a polypeptide may coil or fold back on themselves. This folding is called __________, and the coils or folds are held in place by __________.
View Available Hint(s)for Part A

tertiary structure, covalent bonds
secondary structure, peptide bonds
secondary structure, hydrogen bonds
tertiary structure, hydrogen bonds
primary structure, covalent bonds

Answer 1

The correct completion for the statement is:

This folding is called **tertiary structure**, and the coils or folds are held in place by **hydrogen bonds**.

So the complete statement would be: "Some regions of a polypeptide may coil or fold back on themselves. This folding is called **tertiary structure**, and the coils or folds are held in place by **hydrogen bonds**."