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Which gender is missing a chromosome?

Published in Genetics 1 min read

A female with Turner syndrome is the gender missing a chromosome.

Understanding Chromosomes

Normally, a person's sex is determined by their sex chromosomes.

  • A baby girl usually has two X chromosomes (XX).
  • A boy typically has one X and one Y chromosome (XY).

Turner Syndrome: When a Chromosome is Missing

However, there are exceptions. In the case of Turner syndrome, a female is missing part or all of one of her sex chromosomes. This means she has only one complete X chromosome instead of two. This missing chromosome leads to Turner syndrome.

Condition Chromosome Count Gender
Typical Female XX Female
Typical Male XY Male
Turner Syndrome X (missing X) Female

Summary

Therefore, a female is the gender missing a chromosome in the case of Turner Syndrome.

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