Questions: How many sex chromosomes are normally in a human gamete?
four
three
two
one
Transcript text: How many sex chromosomes are normally in a human gamete?
four
three
two
one
Solution
The answer is the last one: one.
Explanation for each option:
Four: This is incorrect. Human gametes do not contain four sex chromosomes. Each gamete contains only one sex chromosome.
Three: This is incorrect. Human gametes do not contain three sex chromosomes. Each gamete contains only one sex chromosome.
Two: This is incorrect. Human gametes do not contain two sex chromosomes. Each gamete contains only one sex chromosome.
One: This is correct. Human gametes, which are sperm and egg cells, each contain one sex chromosome. In humans, the sex chromosomes are X and Y. A sperm cell can carry either an X or a Y chromosome, while an egg cell always carries an X chromosome.
In summary, a human gamete normally contains one sex chromosome.