Essential Chemistry for IGCSE - Biological Molecules (Section 1 - No. 43)
Which of the following is NOT a property of carbohydrates?
They can be broken down to release energy.
They always contain the same number of carbon and oxygen atoms.
They contain carbon, hydrogen and oxygen atoms.
They are classified as macromolecules
Explanation
Although the general formula is (CH2O)n, complex carbohydrates don't always have a 1:1 ratio of carbon and oxygen.
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