Steven J C Gaulin

3 Questions 13 Answers 0 Followers

Questions related from Steven J C Gaulin

How general is heterozygote superiority?

There are classic examples of heterozygote superiority (e.g., the malarial resistance of individuals heterozygous for the sickle-cell gene). But, how common — across the genome and across taxa —...

11 November 2014 2,417 12 View

How serious are the constraints on the genetic code?

Is DNA the only way to do hereditary business? Once there are "replicators" that differ in "fertility", evolution by natural selection is unleashed--with, arguably, limitless possibilities. The...

09 September 2014 8,754 22 View

Does anyone know of any clear cases of molecular convergence?

In my teaching I discuss the importance of convergence in evolutionary studies. Of course we can use cases of convergence to discover the selection pressure(s) responsible for particular...

07 July 2014 4,659 27 View