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Sex determination in Human Video Lecture | Famous Books for UPSC Exam (Summary & Tests)

FAQs on Sex determination in Human Video Lecture - Famous Books for UPSC Exam (Summary & Tests)

1. What is sex determination in humans?

Ans. Sex determination in humans refers to the process by which an individual's biological sex is established. It is determined by the presence of specific sex chromosomes, namely XX for females and XY for males.

2. How is sex determined during human development?

Ans. Sex determination in humans occurs at the moment of conception. If the sperm carries an X chromosome, the resulting embryo will be female (XX). If the sperm carries a Y chromosome, the embryo will develop into a male (XY).

3. Are there any exceptions to the typical XX and XY sex determination in humans?

Ans. Yes, there are exceptions to the typical XX and XY sex determination in humans. Some individuals may have chromosomal abnormalities, such as Turner syndrome (XO), Klinefelter syndrome (XXY), or Androgen Insensitivity Syndrome (AIS), which can result in variations in sexual development.

4. Can sex determination be influenced by external factors?

Ans. No, sex determination in humans is primarily determined by the genetic information carried by the sperm. External factors, such as diet or environment, do not play a significant role in determining an individual's biological sex.

5. Why is sex determination an important topic in the SSC CGL exam?

Ans. Sex determination is a relevant topic in the SSC CGL exam as it falls under the broader subject of biology. Understanding the process and exceptions of sex determination is crucial for candidates, as it helps them grasp the fundamentals of human reproductive biology and genetics.

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