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The theory where ratio between the numbe...

The theory where ratio between the number of X_ chromosomes and number of complete sets of autosomes will determine the sex is known as

A

Chromosome theory of sex determination

B

Genic balance theory of sex determination

C

Hormonal balance theory of sex determination

D

Environmental sex determination theory

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The correct Answer is:
B
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ERRORLESS -PRINCIPLES OF INHERITANCE AND VARIATION-Principles Of Inheritance And Variation
  1. The following figure refer to the chromosome complement of each sex of...

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  2. Genetic identity of a human male is determined by

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  3. The theory where ratio between the number of X chromosomes and number ...

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  4. If somatic cells of a human male contain single barrbody, the genetic ...

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  5. Chromosome theory of sex determination was propounded by

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  6. Identify the wrong statement

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  7. Random genetic drift in a population probably result from

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  8. In melandrium the sex determination type is

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  9. Which one of the following conditions correctly describes the manner o...

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  10. A colour blind man marries the daughter of a colour blind person. Then...

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  11. Given is : X is the chromosome with gene for haemophilia and X is the ...

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  12. More men suffer from colour blindess than women because

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  13. Sex-linked characters are

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  14. This pedigree is of a rare trait, in which children have extra fingers...

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  15. If mother is a carrier for colour blindess and father is normal, then ...

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  16. Study the pedigree chart given below What does its show

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  17. A man a inherit his X chromosome from

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  18. In a pedigree analysis, square=0 respresents

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  19. Select the incorrect statement from the following

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  20. In the above given pedigree, assume that no outsider marrying in, carr...

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