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प्रश्न
Which one of the following hydrolysis internal phosphodiester bonds in a polynucleotide chain?
विकल्प
Lipase
Exonuclease
Endonuclease
Protease
उत्तर
Endonuclease
APPEARS IN
संबंधित प्रश्न
Accurate mapping of genes can be done by three-point test cross because increases
If you cross dominant genotype PV/PV male Drosophila with double recessive female and obtain F1 hybrid. Now you cross F1 male with double recessive female.
What type of linkage is seen?
Explain the mechanism of crossing over.
How is Nicotiana exhibit self-incompatibility? Explain its mechanism.
When two different genes came from the same parent they tend to remain together.
Draw the cross with a suitable example.
If you cross dominant genotype PV/PV male Drosophila with double recessive female and obtain F1 hybrid. Now you cross F1 male with double recessive female.
Draw the cross with the correct genotype.
| S. no | Gamete types | Number of progenies |
| 1. | ABC | 349 |
| 2. | Abc | 114 |
| 3. | abC | 124 |
| 4. | AbC | 5 |
| 5. | aBc | 4 |
| 6. | aBC | 116 |
| 7. | ABc | 128 |
| 8. | abc | 360 |
- What is the name of this test cross?
- How will you construct gene mapping from the above-given data?
- Find out the correct order of genes.
What is gene mapping? Write its uses.
Write the steps involved in the molecular mechanism of DNA recombination with a diagram.
