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What is the full form of TDF?

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in Biology – Class 12 by (271k points)
What is the full form of TDF?

(a) Testis determining factor

(b) Testes development factor

(c) Thyroxine determining factor

(d) Thyroid developing factor

This question was addressed to me by my school teacher while I was bunking the class.

I'm obligated to ask this question of Inheritance and Variation Principles topic in chapter Principles of Inheritance and Variation of Biology – Class 12

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Correct answer is (a) Testis determining factor

For explanation I would say: TDF stands for testis determining factor. TDF is essential for the development of male sex organs and if it is not produced in the body then it leads to the formation of the female sex organ.

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