9/11 Session Quiz

The _____ of a protein is the linear sequence of amino acids, which is the backbone of the protein molecules.

• primary structure

• secondary structure

• tertiary structure

• quaternary structure

The ______ appears as repeated coiling and folding of a protein's polypeptide backbone

• primary structure

• secondary structure

• tertiary structure

• quaternary structure

The _______ of a protein is the complex coiling and folding that gives the protein its unique shape compact ball-like or globular structure

• primary structure

• secondary structure

• tertiary structure

• quaternary structure

The ______ of a protein results from the interaction among several polypeptide chains, (subunits), each with its own secondary and tertiary structure arranged in a single functional protein

• primary structure

• secondary structure

• tertiary structure

• quaternary structure

A substance that prevents a large, sudden change in pH is...

• buffer

• acid

• base

• ion

Which process(es) involves the removal of water in order for bonding to occur?

• hydrolysis

• condensation reaction

• dehydration synthesis

• deoxygenation synthesis

Hydrolysis involves the _____ of covalent bonds between monomers by the addition of water molecules.

• adding

• bonding

• synthesizing

• breaking

Which polysaccharide is ideal for energy storage in animals?

• starch

• glycogen

• cellulose

• chitin

Which two polysaccharides are ideal for structural support?

• starch

• glycogen

• cellulose

• chitin

Each nucleotide consists of which 3 components?

• a nitrogenous base

• a 5-carbon sugar (pentose)

• a phosphate group

• a helix