Classification. The following are chemical functional groups that may be part of a biologically active molecule. Answer the questions by matching the items with the most appropriate group.
-Fatty acid "head"

Question

Quizplus · Accepted Answer

Fatty acids have a carboxylic acid group (-COOH) at one end, which is the "head" of the molecule.

Answer: D
 Hydroxyl groups (-OH) are found in alcohol molecules and are important in the formation of many biological molecules.

Answer: E
 This is not a recognized chemical functional group.

Answer: F
 Phosphate groups (-PO4-) are commonly found in nucleotides and other molecules involved in energy storage and transfer.

Answer: G
 Aldehyde groups (-CHO) are found in many organic molecules, including some important biological molecules.