Question

The four principal organic constituents of protoplasm are

• A. Carbohydrates, fats, proteins and amino acids
• B. Proteins, carbohydrates, fats and nucleic acids
• C. Vitamins, carbohydrates, proteins and amino acids
• D. None of the above

Answer 1

The correct option is B Proteins, carbohydrates, fats and nucleic acids

Four principal organic constituents of protoplasm are Proteins, carbohydrates, fats, and nucleic acids apart from others like vitamins, amino acids etc.

So, the correct answer is B. (Proteins, carbohydrates, fats, and nucleic acids)