Question
Biology Question on Digestive glands
which of the following is a ketone body?
A
acetoacetic acid
B
succinic acid
C
fumaric acid
D
malic acid
Answer
acetoacetic acid
Explanation
Solution
Acetoacetic acid is a ketone body. Ketone bodies are water soluble compounds that are produced as by-products when fatty acids are broken down for energy in the liver and kidney. They are used as a source of energy in the heart and brain. In brain they are vital source of energy during fasting. Other than acetoacetic acid, acetone and beta hydroxy butyric acid are other ketone bodies. Although, beta hydroxy butyric acid is not technically a ketone but a carboxylic acid.