tonoplasm
the 15 types of organelles are: Chloroplast Cilia Flagella Endoplasmic Reticulum Lysosome Golgi body Cytoskeleton Nucleus Nucleoli Ribosomes Mitochondria Vacuoles Cell Wall Chromosomes Cell Membrain And there is one, that scientist have found, but do not have all the proof that it is one. So if you want to you can step up to the plate and try to figure it out if you want, and be the first to find out, and maybe be rewarded,......... but if you don't find out, don't trouble yourself. If you figure out what it is remember that you did it and don't let any one say you didn't