What is the definition of Apartments Biology?

"Apartments biology" is the scientific study of living organisms that reside within these tiny, self-contained units. Think of it as the super-secret world of petri dishes and tiny ecosystems inside your very own backyard. But here's a juicy, yet unsettling example: "In apartments biology, the resident roommate, a tiny fungus, is determined to monopolize every single square inch of your shared balcony, convinced it's the ultimate 'I'm the queen of my domain' in this cramped, competitive living space."