BIOC201 SI 6 pre-test 2022

Which is NOT true about proteins

• They are polymers of amino acids

• They can be enzymes

• They are monomers of amino acids

• They have a 3D structure

The amino acids that form proteins are

• Connected via carbon - carbon bonds

• Not connected

• Connected via peptide bonds

• Connected via amino acyl bonds

All amino acid side chains are identical

• True

• False

This is the basic structure of

• A lipids

• An amino acid

• A carbohydrates

• A Protein

The amino acid_makes it possible for peptides to form Disulfide bonds

Select the amino acid that makes it possible for peptides to form Disulfide bonds

• 
• 
• 
• 

Polar amino acids are found on the outer surface of a protein

• True

• False

If amino acid X is a Zwitterion, what is the net charge

• -1

• 0

• +1

• +2

Provide the one letter code for Cysteine

A 0.005 M Acetic acid solution has a pOH of 11. What is the pH?

• 0

• 2

• 3

• 11