Professor of Genetics, University of Kent
Lecturer in Molecular Biology and Reproduction, University of Kent
Disclosure statement
Darren Griffin has present collaborative funds with JSR Genetics and Topigs Norsvin. Including BBSRC and Innovate British capital. Improving oocyte quality to enhance assisted reproduction in peri-pubertal pigs and cattle (BBSRC) – planning to begin. ?335,000 Tech Strategy Board (BBSRC – Inovate UK). Pig IVF and genetics: an approach to worldwide sustainability.
The Y chromosome may be considered an expression of masculinity, however it is getting increasingly clear it is certainly not strong and enduring. Though it holds the “master switch” gene, SRY, that determines whether an embryo will establish as male (XY) or female (XX), it has hardly any other genes and it is the sole chromosome not essential for a lifetime. Females, in the end, manage simply fine without one.
What’s more, the Y chromosome has degenerated rapidly, making females with two completely normal X chromosomes, but men having an X and a shrivelled Y. If the exact same price of degeneration continues, the Y chromosome has simply 4.6m years kept before it disappears entirely. Continue reading The Y chromosome is vanishing – just what exactly may happen to guys?