Not in the example of cytoplasmic inheritance or of the maternal effect (HER genotype instead of what you would expect). But sure, some of it's 'switches' and yeah, that is an easy way to think about it, if not accurate enough for study or understanding beyond what the layman needs. The point is that the blueprints of the cell are frequently changed or adjusted by outside forces.
Maybe flow and I have half a win and you have half a win for this one.
Maybe flow and I have half a win and you have half a win for this one.