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Results 1 - 2 of 2 for TESTOSTERONE TOTAL FREE
  1. X chromosome 
    ... lead to a reduction in the levels of testosterone (a hormone that directs male sexual development). Extra ... four copies of the X chromosome, for a total of 49 chromosomes in each cell.Having extra ...
    https://medlineplus.gov/genetics/chromosome/x - Genetics
  2. Y chromosome 
    ... lead to a reduction in the levels of testosterone (a hormone that directs male sex development). Extra ... 10.1073/pnas.0306306101. Citation on PubMed or Free article on PubMed Central Jain M, Olsen HE, ...
    https://medlineplus.gov/genetics/chromosome/y - Genetics