MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Vector Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is the principal sigma factor? |
| A. | tSigma A |
| B. | tSigma B |
| C. | tSigma C |
| D. | tSigma D |
| Answer» B. tSigma B | |
| 2. |
Expression of a heterologous gene in the T7 system is ____________ |
| A. | tEasy |
| B. | tDifficult |
| C. | tNot possible |
| D. | tCostly |
| Answer» B. tDifficult | |
| 3. |
Which of the following helps in achieving higher plasmid DNA take up? |
| A. | tPolyethylene glycol |
| B. | tLactose |
| C. | tSucrose |
| D. | tGalactose |
| Answer» B. tLactose | |
| 4. |
Transformation, transfection and conjugation are ways of introducing ________ into the cell. |
| A. | tDNA |
| B. | tToxins |
| C. | tEnzymes |
| D. | tHost |
| Answer» B. tToxins | |
| 5. |
Streptomyces genes are difficult to express in _________ |
| A. | tMammals |
| B. | tE.coli |
| C. | tBacillus |
| D. | tStreptococcus |
| Answer» C. tBacillus | |
| 6. |
A large number of antibiotics are made from the genus Streptomyces. |
| A. | tTrue |
| B. | tFalse |
| Answer» B. tFalse | |