Proteins, carbohydrates, and fats form three great classes of foodstuffs commonly called:
Correct answer: B. Triumvirates
- A. Trivirates
- B. Triumvirates
- C. Trisvirates
- D. All of the above
Explanation
The correct answer is 'Triumvirates.' This term is used to describe a powerful group of three, which in this context applies to the three macronutrient classes: proteins, carbohydrates, and fats. These groups work together to provide energy and maintain bodily functions. The other options, 'Trivirates' and 'Trisvirates,' do not exist as terms and have no relevance in the classification of foodstuffs.
This question appeared on the ETEA MDCAT 2012 paper, which you can sit online with every answer explained.
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About Classification of Biological Molecules
Biological molecules are classified as carbohydrates, lipids, proteins and nucleic acids, with water, minerals and vitamins also supporting cellular processes. The key distinctions involve their monomers, chemical bonds, structures and functions, including glucose and starch, fatty acids and triglycerides, amino acids and polypeptides, and nucleotides in DNA and RNA.
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