Vector Biology and Gene Manipulation Mock Test 10

1. What are the basic precursors in the de novo pathway of nucleotide synthesis?

2. Gene transfer to Xenopus results in ________ possibilities.

3. Mutations can be introduced by ____________

4. Explants are plant ________________

5. In which cultures, cells are maintained in an undifferentiated state?

6. Transgenic fish lines are created by ___________ of DNA into the genome.

7. ES cells are amenable to homologous recombination and hence can be used for ____________

8. How many approximate copies of the MK gene were present in transgenic mice expressing the gene?

9. In most animals, the somatic and germ cells are not differentiated.

10. The MK gene used in the development of transgenic mice was injected into fertilized eggs in the presence or absence of _________ ions.