Cytogenetics Practice Test 4

1. Total number of transition and transversion that can take place in genome is___________

2. In an experiment your germ cell was having a base at its unusual tautomeric state while replication. What could be the maximum percentage of germ cells carrying this mutation?

3. 5 Bromo uracil can pair with _____________

4. In Ames test, the bacterial culture are grown in _________

5. Rec BCD can chew 3’ end of the DSB till it reaches _____________ sequence.

6. In an experiment to check mutagenicity of a substance, we feed the mutagen to a rat and then use the rat _______ extract within the media. This ensures_____________

7. In which of the following will you expect plasmids to be absent?

8. What is the base incorporated by pol eta against a DNA CPD lesion?

9. The DSB are indistinguishable from normal chromosomes of shorter length.

10. Which factor helps in generation of chicken foot Holliday intermediate?