Ok, so I'm not sure if the man affected with fh has Ff alleles or FF alleles. However, I think by the question that he has Ff alleles. So there is a 50% chance that the offspring will be affected by fh.
Answer:
Epistasis
Explanation:
Genetics can be defined as the scientific study of hereditary in living organisms such as humans, animals and plants
In Genetics, a gene pair has the ability to influence other gene pairs based on their combined activities which produces some effect on phenotype; this is called epistasis.
It is evolutionary “junk” DNA
Three main conditions - when the colony wants to swarm, when the colony wants to supersede its queen, and when its queen has died.