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Read the given statements and select the...

Read the given statements and select the correct option .
Statement 1 : Ribozymes are RNA molecules which catalyse the synthesis of certain specific RNAs and removal of introns from mRNA.
Statement 2 : Ribozymes are proteinaceous enzymes.

A

Both statements 1 and 2 are correct.

B

Statement 1 is correct but statement 2 is incorrect.

C

Statement 1 is incorrect but statement 2 is correct.

D

Both statements 1 and 2 are incorrect.

Text Solution

Verified by Experts

The correct Answer is:
B

Ribozymes are a group of ribonucleic acids that function as biological catalysts and are regarded as non-protein enzymes.
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NCERT FINGERTIPS-BIOMOLECULES-Biomolecules
  1. Enzymes catalyse the biochemical reactions by the activation energy.

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  2. Read the given statements and select the correct option. Statement 1...

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  3. Read the given statements and select the correct option . Statement ...

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  4. What is denoted by X and Y in the given graph ?

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  5. Which of the following statements is incorrect regarding enzymatic act...

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  6. Which of the following statements about enzymes are correct ? (i) En...

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  7. Select the right option regarding the given graph.

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  8. Which one of the given graphs shows the effect of pH on the velocity o...

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  9. Which one of the given graphs shows the effect of temperature on the v...

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  10. Enzymes are most functional within the temperature range of

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  11. Which of the following graphs shows the relationship between the rate ...

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  12. Michaelis Menten Constant (K(m)) is equal to

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  13. The inhibitor which closely resembles the substrate in its molecular s...

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  14. inhibition of succinate dehydrogenase by malonate is an example of

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  15. The inhibitor which does not resemble the substrate in structure and b...

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  16. Feedback inhibition of an enzyme is influenced by

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  17. Refer to the given reactin. {:(C(12)H(22)O(11)+H(2)O overset(Enzyme ...

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  18. Enzymes that catalyse removal of groups from substrates by mechanisms ...

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  19. Dihydroxyacetone-3 phosphate and glyceraldehyde-3-phosphate are interc...

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  20. Which of the following is an example of isozyme ?

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