Which of the following is the simplest form of carbohydrates?

Which of the following is the simplest form of carbohydrates?

Q. Which of the following is the simplest form of carbohydrates?

A.            Carboxyl groups

B.            Aldehyde and Ketone groups

C.            Alcohol and Carboxyl groups

D.            Hydroxyl groups and Hydrogen groups

Answer: Aldehyde and Ketone groups

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