Proteins & Enzymes

Proteins are made of many ____ bonded together.

• amino acids

• enzymes

• polypeptides

All amino acids have the same basic structure. Which part of the amino acid makes each each one unique?

• amino group

• carboxyl group

• R-group (side chain)

What is the special type of bond that forms between two amino acids?

• hydrogen bond

• ionic bond

• peptide bond

The protein structure that results from hydrogen bonds forming beta pleated sheets and alpha helix is:

• primary structure

• secondary structure

• tertiary structure

• quaternary structure

The protein structure that results from a sequence of amino acids is:

• primary structure

• secondary structure

• tertiary structure

• quaternary structure

Proteins are composed of_______ . Select all that applies.

• carbon

• hydrogen

• nitrogen

• phosphorus

All proteins

• have a unique structure that determines their unique function.

• are exactly the same in function but different in structure.

• are exactly the same in structure but different in function.

• are enzymes.

The order of amino acids determines the ______ and ultimately the function of a protein.

• shape

• color

• flavor

• texture

Antibodies protect the body from pathogens. What type of proteins are they considered?

• Transport

• Signaling

• Defense

What is the name for a chain of amino acids?

• Polypeptide chain

• Triglycerides

• Polysaccharides

• Nucleotides