The elementary concept is that the father’s role in making babies is to only contribute the sperm, and the mother does all the work. That after fertilization, the development of the resulting embryo is at the mercy of the mother’s egg cytoplasm that received it.
Well, recent studies show that dad’s sperm contains a set of instructions that make certain the embryo develops properly, and specifically that his genes get turned on at the right time.
But let’s do a short tutorial first…
Each chromosome is really just a single long DNA molecule, that can stretch out to an …read more