Gene Manipulation Questions and Answers – Transgenic Technology

1. Transgenic technology is particularly advanced in _________
a) Plants
b) Animals
c) Mice
d) Bacteria

2. Inducible transgene expression controls ______ genes.
a) 1
b) 2
c) 3
d) 4

3. Gene silencing involves ___________ genes.
a) Inhibitory
b) Activator
c) Inducer
d) Carcinogenic

4. Which of the following expression allows the control of transgene expression?
a) Repressible
b) Inducible
c) Altered
d) Toxic

5. What is used to restrict transgene expression?
a) Promoter
b) Inducer
c) Silencer
d) Reporter

6. In __________ it is useful to restrict transgene expression to mammary glands.
a) Reptiles
b) Plants
c) Xenopus
d) Mammals

7. In plants, it is useful to restrict transgene expression to seeds.
a) True
b) False

8. Drosophila heat-shock promoter is an example of ___________
a) Synthetic
b) Toxic
c) Naturally occurring
d) Rare

9. Hsp70 promoter of Drosophila, _________ the gene.
a) Acidifies
b) Neutralizes
c) Inactivates
d) Activates

10. Inducible promoters do not respond to chemicals.
a) True
b) False