Question

When released from the ovary, the human egg contains how many chromosomes?

• A. One Y chromosome
• B. One X chromosome
• C. two X chromosomes
• D. XY chromosomes

Answer 1

The correct option is B

One X chromosome

The correct statement is option B.

Explanation of correct option:

1. The egg ( female gamete) is produced in the ovaries by the process of oogenesis.
2. Oogenesis is a type of gametogenesis.
3. Gametogenesis is the process of division of diploid cells to produce new haploid cells.
4. The human egg contains 23 chromosomes.
5. The X and Y chromosomes are called the sex chromosomes.
6. Females have two X chromosomes in a cell.
7. The female egg has one X chromosome.
8. Males have one X and one Y chromosome in a cell.

Final answer: When released from the ovary, the human egg contains one X chromosome.