Nuclein is in its nature?
Correct answer: B. Acidic
- A. Basic
- B. Acidic
- C. Both
- D. None of these
Explanation
Nuclein was the original name given to the acidic nuclear material now understood to contain nucleic acid, whose phosphate groups give it an acidic nature. Students may choose “both” because nuclein is associated with basic proteins, but its defining chemical character is acidic.
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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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