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The chromosome condition in Turner syndr...

The chromosome condition in Turner syndrome is :

A

21 trisomy with XY

B

44 autosome+XXY

C

44 autosomes+XYY

D

44 autosomes+XO

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The correct Answer is:
d
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Assertion (A): Absence of the X chromosome leads to the Turner's syndrome. Reason (R): People suffering from it have rudimentary ovaries and secondary sexual characteristics are absent.

MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS (A. MULTIPLE CHOICE QUESTIONS (MCQs):)
  1. A person with unknown blood group under ABO system, has suffered much ...

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  2. Experimental verification of chromosomal theroy of inheritance was gti...

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  3. The chromosome condition in Turner syndrome is :

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  4. In Mendelian dihybrid cross when heterozygous Round Yellow are self cr...

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  5. The loss of a chromosmal segment is due to :

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  6. XO type of sex determination is seen in

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  7. Allelism refers to

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  8. Mendelian principles are not applicable in case of

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  9. Genotypic and phenotypic ratio in monohybrid cross remains the same in...

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  10. Mendel was successful in discovering the principles of inheritance as

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  11. Crossing over is the exchange of genetic material between:

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  12. A hereditary disease which is never passed on from father to son is

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  13. If a colour blind man marries a girl who is normal (homozygous) for th...

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  14. Frequency of crossing over will be relatively more if :

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  15. The existence within a population of non-beneficial alleles in heteroz...

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  16. Presence of recombinants is due to :

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  17. Genes for cytoplasmic male sterility in plants are located in

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  18. How many types of genetically different gametes will be produced by a ...

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  19. Two allelic genes are located on

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  20. A test cross is carried out to

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