Exam 19: Proteins

The following amino acid has a polar side chain.

Consider the tertiary structure of a protein containing two peptides with the segments shown below.What type(s)of interaction(s)would be possible between the side chains?

Which of the following is the structure for tryptophan?

Hemoglobin is just one of several significant examples of a hemoprotein in humans.

Which polypeptide stimulates the production of adrenal hormones?

Which polypeptide decreases urine production?

Cross links between peptide chains resulting from interactions of the side chains contribute to which type of protein structural feature?

Hemoglobin consists of several components,including which of the following?

Measurement of C-reactive Protein (CRP)levels can be used as an indicator of inflammation related to cardiovascular disease.

A side chain (R group)containing CH₂-OH would be classified as _____ .

A zwitterion is dipolar; it possesses a positive end and a negative end.

Peptides are named from the N-terminal to the C-terminal.The N-terminal is the nitrogen end of the molecule,and the C-terminal is the carboxylic carbon end of the peptide.

Nursing mothers should not take medications just before breast feeding.

The isoelectric point of an amino acid is

The digestion of peptides is an oxidation reaction.

Denaturation is usually easily reversible.

Denaturation usually involves a change in the primary structure of the protein.

Which of the following best classifies the side chain of the amino acid listed below?

If the following compound were completely hydrolyzed,how many amino acids could be produced?

Amino acids with acidic side chains contain a ____ group.