Proteins and Nucleic Acids (AP Bio)

Which of the following is NOT a function of proteins?

• cellular communication

• protect against disease

• movement

• energy storage

Enzymes are ___________.

• nucleic acids

• proteins

Once an enzyme increases the rate of a chemical reaction, it is consumed by the cell.

• true

• false

What is the monomer of a protein?

• amino acids

• nucleic acids

• monosaccharides

• glycerol

Amino acids differ in their properties due to the differing _____.

• side chains known as R groups

• hydrogen interactions of the carbon backbone

• polypeptide sequences

• glycosidic linkages

Amino acids are linked by ___________.

• glycosidic linkages

• ester linkages

• peptide bonds

• hydrogen bonds

The ____________ structure of a protein is its unique sequence of amino acids.

• primary

• seconday

• tertiary

• quaternary

The ________ structure of a protein consists of coils and folds in the polypeptide chain.

• primary

• secondary

• tertiary

• quaternary

A denatured protein is biologically inactive.

• true

• false

The images is of a(n) ____________.

• amino acid

• protein

• nucleotide

• monosaccharide