Recall which of the following are carbon compounds contained in all living cells.

The carbon compounds contained in all living cells are:

1. Proteins: These are complex molecules made up of amino acids and are essential for the structure, function, and regulation of the body's tissues and organs.

2. Nucleic Acids: These are large molecules that carry a vast amount of information that is absolutely necessary for life. Two types exist: DNA and RNA.

3. Carbohydrates: These are the body's main source of energy and are necessary for the functioning of cells, tissues, and organs.

4. Lipids: These are a group of fats and fat-like substances that serve as a source of energy in the body and are important for both energy storage and insulation.