Assume that you are trying to identify an unknown organic molecule. It contains only carbon, hydrogen, and oxygen and is found in the cell walls of a newly discovered plant species. What type of organic compound is it? Why?

A carbohydrate

Explanation:

Carbohydrates, also known as sugars, are molecules with a chemical composition made of only carbon, hydrogen and oxygen, their general formula is (CH2O) n.

Apart from its composition, we have to consider that plant cells have walls composed of polysaccharides such as cellulose that is made of many carbohydrates together.

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