Proteins and Molecular Genetics

Which is the monomer?

• sucrose

• cholesterol

• amino acid

• RNA

Which of the following link together amino acid units?

• peptide bonds

• glycosidic bonds

• ether bonds

• amine bonds

• polyamino bonds

Which of the following describes the quaternary structure of a protein?

• polypeptide chains

• amino acid chain sequence

• alpha helix or beta pleated sheet

• multiple polypeptide chains bound together

Which of these bases is not in DNA?

• adenine

• thymine

• guanine

• uracil

• cytosine

What is the sugar in RNA?

• ribose

• deoxyribose

• diribose

• glucose

What is the complementary sequence for this DNA sequence?

GTCAAGTAGCAAACT

(a)  

What is the resulting bond called?

• phosphodiester bond

• hydrolysis

• phosphate bond

• hydrophilic bond

Which protein structure is dependent on hydrogen bonds?

• primary

• secondary

• tertiary

• quaternary

Which of these are protein functions? (select ALL)

• Contractile

• Transport

• Protection

• Enzyme

• Structural

Which of the following is NOT a monomer?

• peptide

• nucleic acid

• amino acid

• monosaccharide