Multiple choice

Select the correct statement regarding the sexual development of the developing embryo.

  1. The sex of an individual is determined by a single gene on the Y chromosome.

  2. In the absence of a Y chromosome, the sexual development of a develpoing embryo will follow the male pattern.

  3. The development of the fetal gonads into the female type depends on the presence of estrogens.

  4. The sex of an individual is determined by a set of genes on the X chromosome.
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A Correct answer
Explanation

The sex of an individual is determined by a single gene on the Y chromosome. In the absence of a Y chromosome, the development of the gonads will follow the female pattern.

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