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Females are heterogametic amongst...

Females are heterogametic amongst

A

human beings

B

drosophila

C

both 1 and 2

D

birds

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The correct Answer is:
D
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The human male and female bird are heterogametic,while the human female and male bird are homogametic .Why they are called so?

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TRUEMAN BIOLOGY-PRINCIPLES OF INHERITANCE AND VARIATIONS -MCQs
  1. Gyanodromorphs appear in Drosophila because of

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  2. In Bugs, cockroach and roundworms, the males possess

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  3. Females are heterogametic amongst

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  4. Father of experimental genetics is

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  5. Who proved that genes are located on chromosomes?

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  6. ZO-ZZ type of sex determination is

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  7. Chromosome theory of inheritance was put forward by

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  8. The coupling and repulsion theory of Bateson and Punnett later on modi...

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  9. A dihybrid test cross ratio for two linked genes in a hybrid is

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  10. Interference is

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  11. A diploid with only one allele (e.g., man is for XY chromosomes) is kn...

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  12. Which of the following genetic events represents a case of incomplete ...

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  13. A homozygous red eyed female was mated with white eyed male, a daughte...

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  14. Translocation occurs during spontaneous chromosomal aberrations. Durin...

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  15. In a linear chromosome map, distances between 4 loci is as follows, a-...

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  16. The parents of Triticale (first synthetic man made hybrid plant made b...

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  17. A haemophilic man marries a normal homozygous woman. What is he probab...

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  18. A normal woman whose father was haemophilic (X^(h)Y) marries a normal ...

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  19. A woman (whose father is colour bling but mother is normal) marries a ...

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  20. A recessive gene expresses only in homozygous condition. Some times, a...

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