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evolution
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gender
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Don't blame the company.
Putting aside the ethical questions, lets ask whether the company has done anything wrong. (I have no ties to the company.) A quick look at the ''Pink or Blue'' website reveals a page on which the accuracy of the test is compared alongside other types of tests such as amniocentesis. The stated accuracy is 95%. Without getting into too much ...
Posted to
Human Nature
by
atwhite
on
February 29, 2008
Wrong sex
The determination of gender is based on the contents of the sperm, which either contains an X chromosome (future girl) or a Y chromosome (future boy). While it is possible that the reproductive tract of a woman in a stressful situation might favor the X-bearing sperm, it is just as likely that the increase in girl births after a major stress such ...
Posted to
XX Factor
by
DrJ
on
November 16, 2007