By Randi Walker
I can still remember walking in to our first conference in Colorado Springs, Colorado. Weston, our only child at the time, was three years old. 433 more words
This diagram (with thanks to Prof Nelly Pitteloud, CHUV) shows the schematic layout of the causes of Kallmann syndrome or congenital hypogonadotropic hypogonadism with the migration of GnRH neurones and some of the gene defects that are linked to the two conditions. 503 more words
Crossing local breeds with exotic breeds may be an option for increased livestock productivity. However, there is a risk for endangerment of the local breeds. One such case is in Kenya where the imported Dorper breed is used for crossbreeding with Red Maasai sheep. 237 more words
The code that makes cells is more complex than it once seemed.
The millimeter-long roundworm Caenorhabditis elegans has about 20,000 genes—and so do you. Of course, only the human in this comparison is capable of creating either a circulatory system or a sonnet, a state of affairs that made this genetic equivalence one of the most confusing insights to come out of the Human Genome Project. 119 more words
Natural selection is about being “good enough” and never about excellence. It has been sufficient to the purpose to cope with the slow change of prevailing environment. 885 more words