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Assertion (A): Complete linkage is notic...

Assertion (A): Complete linkage is noticed in male species of Drosophila.
Reason (R): Completely linked genes show some crossing over.

A

A is true R is false

B

Both A and R are false

C

A is true, R is not correct explanation for A

D

R explains A

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Which of the following sentences are correct? 1. The offspring exhibit only parental combinations due to incomplete linkage. 2. The linked genes exhibit some crossing over in complete linkage. 3. The separation of two linked genes are possible in incomplete linkage. 4. Crossing over is absent in complete linkage.

FULL MARKS-CHROMOSOMAL BASIS OF INHERITANCE -Additional Questions (1- Mark Questios)
  1. Which is a non - ionizing radiation ?

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  2. Transition type of gene mutation is caused when .............

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  3. Pick out the co - mutagen from the following :

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  4. Sharbati sonora is a mutant got by using

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  5. Which one of the following ploidy is irrelevant to others ?

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  6. Match with correct pairs : {:("Column I","Column II"),("(1) Monosomy...

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  7. Statement 1 : Euploidy involves entire sets of chromosomes Statement...

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  8. Statement 1 : In transversion mutation , single purine is changed to p...

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  9. Statement 1 : Pairing of homologous chromosome is called as syndesis. ...

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  10. Statement 1 : The widely accepted DNA replicated model is Holliday's h...

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  11. Statement 1 : Self - sterility in Nicotiana is controlled by multiple ...

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  12. Sex determination in plants was first discovered by

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  13. One of the following is not the kind of euploidy

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  14. The chromosomal condition 2n - 2 represents ...........

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  15. Identify the autotriploid plant

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  16. Assertion (A) : Polyploidy is common in plants. Reason (R) : Polyplo...

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  17. Assertion (A): Complete linkage is noticed in male species of Drosophi...

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  18. Assertion (A) : Self - sterility is observed in Nicotiana species. R...

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  19. is the first man made cereal.

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  20. Observe the gene sequence and identify of aberration A B C B C D E F ?

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