MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following plasmid found in eukaryotes? |
| A. | Col plasmid |
| B. | 2μ circle |
| C. | F-plasmid |
| D. | Hfr |
| Answer» C. F-plasmid | |
| 2. |
Name the type of plasmid which has no identified function or phenotypic properties? |
| A. | Cryptic plasmid |
| B. | R-plasmid |
| C. | High-frequency recombination |
| D. | Col plasmid |
| Answer» B. R-plasmid | |
| 3. |
NAME_THE_TYPE_OF_PLASMID_WHICH_HAS_NO_IDENTIFIED_FUNCTION_OR_PHENOTYPIC_PROPERTIES??$ |
| A. | Cryptic plasmid |
| B. | R-plasmid |
| C. | High-frequency recombination |
| D. | Col plasmid |
| Answer» B. R-plasmid | |
| 4. |
Which_of_the_following_plasmid_found_in_eukaryotes?$ |
| A. | Col plasmid |
| B. | 2μ circle |
| C. | F-plasmid |
| D. | Hfr |
| Answer» C. F-plasmid | |
| 5. |
Which of the following is NOT the property of plasmid? |
| A. | Rolling circle replication |
| B. | Narrow host range |
| C. | Two closely related plasmids cannot coexist in the same cell |
| D. | Encodes gene products that are essential for growth |
| Answer» C. Two closely related plasmids cannot coexist in the same cell | |
| 6. |
Name the plasmid which makes host cell resistance to the antibiotic. |
| A. | Hfr |
| B. | F-plasmid |
| C. | Col plasmid |
| D. | R-plasmid |
| Answer» E. | |
| 7. |
Extrachromosomal DNA present in prokaryotes is called_______ |
| A. | Cocci group of bacteria |
| B. | Chainlike group of bacteria |
| C. | Plasmid |
| D. | Grapelike cluster of bacteria |
| Answer» D. Grapelike cluster of bacteria | |
| 8. |
Name the group of bacteria which uses histone to condense DNA molecule? |
| A. | Spirochetes |
| B. | Archaebacteria |
| C. | Mycoplasma |
| D. | Cyanobacteria |
| Answer» C. Mycoplasma | |
| 9. |
All bacteria have single circular DNA molecule. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Which nucleoid protein assisted in condensation of DNA? |
| A. | SMC |
| B. | IHF |
| C. | HU |
| D. | H-NS |
| Answer» E. | |
| 11. |
Which of the following is not the nucleotide associated protein? |
| A. | HSP |
| B. | HU |
| C. | H-NS |
| D. | IHF |
| Answer» B. HU | |
| 12. |
Name the area of a bacterial cell which contains a bacterial chromosome. |
| A. | DNA |
| B. | Nucleus |
| C. | Nucleoid |
| D. | Cell wall |
| Answer» D. Cell wall | |