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In a certain taxon of insects some have ...

In a certain taxon of insects some have 17 chromosomes and the others have 18 chromosomes. The 17 and 18 chromosome-bearing organisms are

A

males and females, respectively

B

Females and males, respectively

C

All males

D

All females

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The correct Answer is:
A
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ARIHANT NEET-CHROMOSOMAL BASIS OF INHERITANCE-Chapter Exercises A Taking it together (Assorted Questions of the Chapter for Advanced level Practice )
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  2. Which of the following will not result in variations among siblings ?

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  3. In a certain taxon of insects some have 17 chromosomes and the others ...

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  4. The chemical and physical factors that induce mutations are called as

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  5. Conditions of a karyotype 2n pm 1 and 2n pm 2 are called

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  6. Choose the incorrect statement regarding deletions.

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  7. Chromosomal aberrations ae commonly observed in

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  8. The alteration in chromosomes results due to

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  9. All genes located on the same chromosome:-

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  10. The reason why some mutations which are harmful do not get eliminated ...

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  11. When two genetic loci produce identical phenotypes in cis as well as i...

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  12. The first known allotetraploid reported by Russian geneticist Karpeche...

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  13. Which of the following would be likely to suffer the greatest genetic ...

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  14. In a cross between genotype Ab and ++, 1700 out of 2000 individuals we...

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  15. If the mutation rate of a certain gene is directly proportional to the...

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  16. In multi-factorial inheritance

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  17. Sutton and Boveri argued that the pairing and separation of a pair of ...

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  18. Which of the following statements is correct about Drosophila melanoga...

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  19. Morgan caried out several crosses in Drosophila to study genes that we...

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  20. Morgan observed that the two genes

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