Category : Genetics

Quiz: How Much You Know About RNA And Its Structure?

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Questions & Options


1. Which one of the following is the first one that shows RNA has catalytic functions?

134844 Tom Cech
134845 Watson
134846 Carl Woese
134847 None of these

2. RNA acts as the genetic material in some ....

134848 Fungi
134849 Human being
134850 Viruses
134851 Animals

3. Nucleotides are formed by the condesation of a ...

134852 Sugar
134853 Phosphate
134854 One of the 4 bases
134855 All of these

4. dsRNA has an .....conformation.

134856 A-like
134857 B-like
134858 C-like
134859 D-like

5. In mammalian nuclei, which RNA is the immediate product of gene transcription?

134860 snRNA
134861 miRNA
134862 m-RNA
134863 hnRNA

6. What is the percentage of hnRNA is degraded in the nucleus?

134864 50%
134865 75%
134866 25%
134867 30%

7. Which one of the following is the smallest RNA of three major species of RNA?

134868 m-RNA
134869 r-RNA
134870 t-RNA
134871 None of these

8. Which of the following also called Adapter molecule?

134872 t-RNA
134873 m-RNA
134874 r-RNA
134875 hnRNA

9. Name the species of RNA that contains the nucleoside thymidine?

134876 m-RNA
134877 r-RNA
134878 t-RNA
134879 snRNA

10. Which one of the following is essential for protein synthesis in all living organisms?

134880 m-RNA
134881 r-RNa
134882 snRNA
134883 hnRNA

11. miRNA and siRNA regulate ....

134884 Gene Mutation
134885 Capping
134886 Splicing
134887 Gene expression

12. Which one of the following directs the modification of ribosomal RNAs?

134888 Small nuclear RNA
134889 Small nucleolar RNA
134890 Micro RNA
134891 None of these

13. Which one of the following is involved in mRNA splicing?

134892 snRNA
134893 snoRNA
134894 miRNA
134895 All of the above
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