Biotechnology - Cloning Vectors
Exercise :: Cloning Vectors - Section 1
- Cloning Vectors - Section 1
| 26. |
Cryptic plasmids |
| A. |
do not exhibit any phenotypic trait | | B. |
exhibit many phenotypic traits | | C. |
exhibit one phenotypic traits | | D. |
exhibit antibiotic resistance |
Answer: Option A
Explanation:
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| 27. |
Phagemid consist of |
| A. |
plasmid vector carrying λ phage's cos site | | B. |
plasmid vector carrying λ attachment (λ att) site | | C. |
plasmid vector carrying origin of replication of λ phage only | | D. |
plasmid vector carrying origin of replication of plasmid only |
Answer: Option B
Explanation:
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| 28. |
Maximum size of foreign DNA that can be inserted into an insertion vector is |
Answer: Option B
Explanation:
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| 29. |
Plasmids which are maintained as multiple copy number per cell are known as |
| A. |
stringent plasmids | | B. |
relaxed plasmids | | C. |
cryptic plasmids | | D. |
none of these |
Answer: Option B
Explanation:
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| 30. |
Cosmid vectors are |
| A. |
plasmids that contain fragment of λ DNA including the cos site | | B. |
phages that lack cos site | | C. |
plasmids that have no selection marker | | D. |
cryptic plasmids |
Answer: Option A
Explanation:
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