(D) The $TDF$ stands for $Testis-Determining$ $Factor$. It is a gene located on the $Y$ chromosome,specifically in the $SRY$ ($Sex-determining$ $Regio

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Gene present on the $Y$ chromosome

(D) The $TDF$ stands for $Testis-Determining$ $Factor$. It is a gene located on the $Y$ chromosome,specifically in the $SRY$ ($Sex-determining$ $Region$ $Y$) region. This gene is responsible for the initiation of male sex determination in mammals by triggering the development of testes from the undifferentiated gonads.

Class 12 Biology Principles of Inheritance and Variation Sex determination

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The $TDF$ gene is a.....

A
Gene present on the $X$ chromosome
B
Part of $RNA$
C
Proteinaceous factor
D
Gene present on the $Y$ chromosome

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Class 12 Questions

Class 12

Biology Questions

Chapter

Principles of Inheritance and Variation

Subtopic

Sex determination

Which one of the following conditions correctly describes the manner of determining the sex?

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In the drones of honeybee,there is no reduction in chromosome number during spermatogenesis. This indicates that

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$A$ gene located on the $Y$-chromosome is inherited from father to son; this is known as:

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Sex determination in plants is caused by .....

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Which of the following best explains the formation and cellular basis of gynandromorphs in $Drosophila$?

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The $TDF$ gene is a.....

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Which one of the following conditions correctly describes the manner of determining the sex?

In the drones of honeybee,there is no reduction in chromosome number during spermatogenesis. This indicates that

$A$ gene located on the $Y$-chromosome is inherited from father to son; this is known as:

Sex determination in plants is caused by .....

Which of the following best explains the formation and cellular basis of gynandromorphs in $Drosophila$?

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