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NEET2017ZoologyMolecular Basis of InheritanceActual

Which of the following statements is correct? a. rRNA is the most abundant RNA. b. Ribosomes are composed of approximately 80% rRNA and 20% ribosomal proteins. c. rRNA is a type of coding RNA.

Options

  1. AStatements 'a' 'b' and 'c' are correct
  2. BStatement 'a' is correct
  3. CStatements 'a' and 'c' are correct
  4. DStatements 'b' and 'c' are correct

Correct answer

B. Statement 'a' is correct

Step-by-step solution

rRNA is most abundant in the cell. It constitutes 80% of the total RNA of the cell. Ribosomes are composed of approximately 60% rRNA and 40% ribosomal proteins. rRNA is a type of non-coding RNA.

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