Determination of sex is a process by which scientists and medical professionals determine the biological sex of a person or other animal using genetics and biological sexual traits.
In mammals, including humans, primary sex determination is strictly chromosomal and is not usually influenced by the environment.
This direct correlation allows scientists and medical professionals the option to determine biological sex using gonads.
Techniques include: The determination of sex by physicians at the time of birth is used in medicine for health care purposes.
[4] In writing, the term "Determination of sex" peaked in usage around 1910.