FILL IN THE BLANKS CLASS XII MOLECULAR BASIS OF INHERITANCE

MOLECULAR BASIS OF INHERITANCE

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

1. Lactose is hydrolysed into ……………….. and ……………………….. ()
2. The ……………. region is adjacent to the promoter elements in most operons.()
3. The i gene of lac operon codes for ………………….. ()
4. The z gene of lac operon codes for ………………….. ()
5. The y gene of lac operon codes for …………………. ()
6. For lac operon, ………………… is the inducer ()
7. The lactose is transported into the cells through the action of ……………. ()
8. Regulation of lac operon by repressor is referred to as ……………. regulation ()
9. HGP was closely associated with the rapid development of a new area in biology called ………………………..()
10. HGP was completed in the year …………… ()
11. EST stands for ……………… ………………… …………… ()
12. The method in which the whole set of genome is sequenced is …………… ………….. ()
13. DNA fragments were sequenced on the principle of a method developed by …………… ………………….. ()
14. Repetitive DNA sequences are also known as ………………… ()
15. ……………… % nucleotide bases are exactly the same in all people.()
16. Less than ……………… % of the genome codes for proteins. ()
17. Chromosome …….. has most genes and chromosome …….. has least. ()
18. SNP stands for …………. ………….. …………..()
19. Satellite DNA show high degree of …………………. ()
20. Paternity disputes can be solved by …… …………… ()
21. Polymorphism arises due to …………………. ()
22. VNTR stands for …………… ………………… ………………….. …………………… ()