Which of the following functional groups is present in all amino acids?

Which action could produce a carbonyl group? a. the replacement of the —OH of a carboxyl group with hydrogen b. the addition of a thiol to a hydroxyl c. the addition of a hydroxyl to a phosphate d. the replacement of the nitrogen of an amine with oxygen

Circle and name the functional groups in this organic molecule. What type of compound is this? For which class of macromolecules is it a monomer?

Which of these is found in all amino acids?

Ethanol, propanol, and methanol are three simple alcohols. They can be grouped together because they __________.

Which of the following molecules has a carboxyl functional group?

Which of the following functional groups increases the solubility of organic compounds in water?