Skip to content
Philoid
Browse Saved
Back to chapter
Biology
All India - 2019 BVM-2
Home · Class 12 · Biology · Ref. Book · All India - 2019 BVM-2
Prev
Next
Q9 of 43 Page 1

How is ‘somatic hybridization’ carried out? Mention one example of a somatic hybrid.

• Cell wall is digested and the protoplast is isolated.


• The isolated protoplast is fused with different varieties of plants having the desired trait.


• Hybrid protoplast is formed which further grows and forms a new hybrid plant.


• Example: Pomato (Fusion to tomato and potato)


More from this chapter

All 43 →
7

(a) You are given castor and bean seeds. Which one of the two would you select to observe the endosperm?

(b) The development of endosperm precedes that of embryo in plants. Justify.


8

A segment of DNA molecule comprises of 546 nucleotides. How many cytosine nucleotides would be present in it if the number of adenine nucleotides is 96?

10

How are DNA fragments visualised during gel-electrophoresis? What is elution?

11

A corn farmer has perennial problem of corn-borer infestation in his crop. Being environmentally conscious he does not want to spray insecticides. Suggest solution based on your knowledge of biotechnology. Write the steps to be carried out to achieve it.

Questions · 43
All India - 2019 BVM-2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 5 9 10 11 16 18 24 25 5 9 10 11 16 18 24 25
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved