Severing a cat's reticular formation from higher brain regions causes the cat to a. lapse into a coma. b. cower in fear. c. become violently aggressive. d. become sexually preoccupied. e. experience convulsive seizures.

Fungi contain many different microscopic organisms compared to regular plants, Fungi can be very poisonous compared to plant too and also a regular plant contains a cell wall where as Fungi don't. Most importantly plants use the process photosynthesis to make their own food, Fungi don't.