No, although they can skip generations, they do not always. It is based on the type of genotype that is with the recessive gene. They can skip generations because a dominant phenotype can be produced by either a homozygous dominant trait or a heterozygous genotype.
Binary fission is a form of asexual reproduction,which is mitosis, and is used by unicellular organisms. (And learn how to spell if you want to do science)
The relationship between osmosis and aquaporins are usually found is some vital physiological functions like the water re-absorption in the kidney. It is even found in the secretion of the glands and airways. Also in the water hemeostatis in the brain. In this functions osmotic waters transports in aquaporins.
They would be a community.