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Cell Biology and Molecular Botany

RNA Types Practice Questions

20 free RNA Types practice questions for the Botany, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.

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All RNA Types questions

20 questions
  1. Q1. Which type of RNA serves as the structural and catalytic component of ribosomes?
  2. Q2. The 'cloverleaf' secondary structure is a characteristic feature of which RNA molecule?
  3. Q3. Which RNA type carries the genetic blueprint from the nucleus to the cytoplasm in eukaryotic plant cells?
  4. Q4. Small nuclear RNAs (snRNAs) are essential components of which cellular machinery?
  5. Q5. Which type of RNA is involved in the chemical modification of ribosomal RNAs within the nucleolus?
  6. Q6. Heterogeneous nuclear RNA (hnRNA) is best described as:
  7. Q7. Which RNA molecules are primarily responsible for RNA interference (RNAi) and gene silencing in plants?
  8. Q8. The presence of unusual bases like pseudouridine and dihydrouridine is most common in:
  9. Q9. Which enzyme is responsible for synthesizing the majority of rRNA (28S, 18S, and 5.8S) in eukaryotes?
  10. Q10. MicroRNAs (miRNAs) typically regulate gene expression by binding to which part of the target mRNA?
  11. Q11. What is the function of the 7-methylguanosine cap found on eukaryotic mRNA?
  12. Q12. Which RNA type possesses both tRNA-like and mRNA-like properties to rescue stalled ribosomes?
  13. Q13. The 'Anticodon' loop is found in which molecule?
  14. Q14. Long non-coding RNAs (lncRNAs) are defined as being longer than:
  15. Q15. In animals, which RNA type is specifically associated with maintaining genome stability by silencing transposons in the germline?
  16. Q16. The poly-A tail of a mature eukaryotic mRNA is added to which end?
  17. Q17. Which RNA type is characterized by its ability to catalyze its own splicing or the cleavage of other RNAs?
  18. Q18. Which RNA Polymerase is responsible for the synthesis of tRNA and 5S rRNA?
  19. Q19. Signal Recognition Particle RNA (7SL RNA) is involved in:
  20. Q20. Which of the following is true regarding the stability of mRNA in plant cells?