An organism maintains homeostasis when it maintains what?

Internal balance, perhaps? That’s the definition of homeostasis— equilibrium within the body. Take water, glucose, insulin, and glucagon levels for instance— for a body to maintain homeostasis it must maintain healthy levels of these.

Amutation is basically the change in the gene, caused by alteration of single based units in the dna, or the genes or chromosomes were rearranged in the dna