mobioevo,
In one of your posts you described
the sexual reproduction in Paramecium , as an example of an epigenetic phenomenon.
In my posts
Why There Are Two Sexes Exist? I am using a similar example to illustrate a controversial hypothesis about two sexes emergence and mechanism of cell differentiation. I think the mechanism of cell differentiation is the most prominent example of epigenetic phenomenon.
Would be interesting to have your opinion on the proposed hypothesis. The "technical" aspects of proposed mechanism you can find at
DNA Asymmetric Gene Activity
Edited by miosim, : No reason given.