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Molecular Biology Practice Test: DNA Replication
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DNA Replication topics include: DNA replication occurs at the replication fork, DNA polymerase properties, nucleotides are the precursors for DNA synthesis, replication form complex, replicon concept, replicating linear DNA in eukaryotes, chromosome replication initiates at oric & terminates at terc.   DNA replication is a biological process that produces two identical DNA replicas from one original DNA molecule. It occurs in all living organisms and is a vital part of biological inheritance. The steps of DNA replication include: Recognizing the initiation point Unwinding the... Show more
Molecular Biology Practice Test: DNA Replication
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25 Questions

1. Which of the following is used in prokaryotic replication?
2. The termination sites are one way valves known as non-polar valves.
3. DNA polymerase III has ___________ subunits.
4. Selection of replicator occurs in ___________ phase.
5. How many origin of replication are present in the E. coli genome ___________
6. Which of the following is not used for degrading RNA from RNA:DNA hybrid in replication?
7. With respect to the ori C motif choose the correctly paired option.
8. Which of the following is correctly matched with its subsequent role?
9. Polymerization of dNTP by DNA polymerase is in 3’ → 5’ direction.
10. Semiconservative nature of replication of eukaryotic chromosome was first demonstrated by _______________
11. Which of the following enzyme is not required for the synthesis of lagging strand?
12. How does the polymerase recognize the correct dNTP for an addition?
13. Which of the following is not a part of a nucleoside?
14. DNA polymerase II can polymerase upto ______________ nucleotides per minute at 37˚C.
15. Which of the following is not paired with its correct function?
16. The primer used for lagging strand synthesis in prokaryotes is an RNA primer.
17. Polymerase I has the highest affinity for dNTPs.
18. The pre – RCs are auto-activated as soon as the cell enters the S – phase.
19. Which of the following is not true about nucleotides?
20. The nitrogenous base is covalently linked to the _________ carbon of the pentose sugar.
21. Which of the following is correctly matched with its subsequent role?
22. DNA polymerase can distinguish between dNTPs and rNTPS due to ___________
23. The origin of replication is rich in __________
24. Polymerase I has two fragments. The residue of larger fragment consists from ____________ residues.
25. Replication fork is the junction between the two ___________