A complex substance which on hydrolysis yields polyhydroxy aldehyde or ketone subunits is called__________?
Correct answer: B. Carbohydrate
- A. Lipid
- B. Carbohydrate
- C. Protein
- D. Carotein
Explanation
Carbohydrates are polyhydroxy aldehydes or ketones, or substances that yield these compounds on hydrolysis. Protein is the likely alternative because it also forms complex biological substances, but proteins hydrolyse into amino acids rather than sugar units.
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