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Females are heterogametic amongst...

Females are heterogametic amongst

A

Human beings

B

Drosophila

C

Geomatrid moth

D

Chicken

Text Solution

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The correct Answer is:
C
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Why are males said to be heterogametic?

In which of the following organism male is NOT heterogametic ?

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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ARIHANT NEET-CHROMOSOMAL BASIS OF INHERITANCE-Chapter Exercises A Taking it together (Assorted Questions of the Chapter for Advanced level Practice )
  1. Crossing over is nil between genes located near

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  2. XX-XO sex chromosome complement occurs in

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  3. Females are heterogametic amongst

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  4. A pair of genes are linked if their recombination frequency in test cr...

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  5. Increase in age decreases

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  6. Pentasomic can be denoted by

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  7. Recessive mutations are expresssed in:

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  8. Which of the following will cause a more effective mutation?

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  9. A single gene mutation affecting more than one phenotype is called

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  10. Any change during cell division that result is loss or gain of one or ...

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  11. Hereditary variations in plants have been produced

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  12. Who has introduced X-rays mutations in barley and maze ?

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  13. A hypothetical series of 20 multiple alleles is known for a certain lo...

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  14. When an amino acid is replaced by another owing to a mutation, it is c...

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  15. Which one of the following is not a mutagen

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  16. The ultimate biological unit which controls heredity, is called :

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  17. Bent', a dominant sex-linked allele B,in the mouse results in a short,...

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  18. The frequency of a mutant gene in a population is expected to increase...

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  19. A species or type of a plant derived from doubling the chromosome of F...

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  20. Abyssinian oat is a teraploid with 28 chromosomes. The common cultivat...

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