Explore the concept of heterozygote advantage and its role in balancing selection affecting allele frequencies. The critical point I want to make is that while positive selection will usually tend to ...

The evolution of mate choice is a major topic in evolutionary biology because it is thought to be a key factor in trait and species diversification. Here, we aim at uncovering the ecological ...

The basic mechanism underlying epidermal thickening in 35delG carriers (loss of function mutants) is still unknown. Might we speculate a possible underlying mechanism? Keratinocytes are the prevalent ...

For female sheep, size matters. It has long been known that rams with big horns father twice as many lambs as those with small or no horns. Two years back, a team of scientists identified the gene in ...