The Fall of the Family Man Leave’s Mafisi Rejoicing?
The Fall of the Family Man Leave’s Mafisi Rejoicing?
In the 1970s the biologist R. Ericsson came up with a way to separate sperm carrying the male-producing Y chromosome from those carrying the X. In a universal science experiment, he sent the two kinds of sperm swimming down a glass tube through ever-thicker albumin barriers. The sperm with the X chromosome had a larger head and a longer tail, and so, he figured, they would get bogged down in the…
View On WordPress









