Do you really want to send quincyfree a message saying you like their work?
When a diploid karyotype contains two differentiated sex chromosomes, the sex containing one of each type is the heterogametic sex. In humans, males are heterogametic (XY) and females homogametic (XX).
Log in or register to write something here or to contact authors.
Lost password
Sign Up
Need help? accounthelp@everything2.com