However, if a child's medical condition is attention deficit hyperactivity disorder (ADHD) and, although diagnosed by a doctor, the child attends a school for the musically talented--with only a general program to address the challenges of ADHD--chances are the IRS will challenge the tuition's deductibility.
Monerans are the most primitive kingdom. Monerans are all prokaryote and are all single-celled! Protists are also single celled (according to a growing consensus) and are all eukaryote. Image from W.H. Freeman and Sinauer Associates, used by permission.
The largest group of heterotrophic protists is the protozoan group. Protozoa eat single-celled organisms such as bacteria and other protists; they do so either by engulfing their prey with their bodies or via animal-like mouth structures. The best-known type of protozoan is the amoeba, which eats by engulfing bacteria. Protozoa are capable of causing disease in humans.