The miraculous stem cell is the body's dreamer – it can grow up to be whatever it wants to be. GIANTmicrobes(R) Original (5-7" plush doll) $8.95

Bone Cell (Osteocyte) Brain Cell (Neuron) Egg Cell (Human ovum) Fat Cell (Adipocyte) Nerve Cell (Neuron) Platelet (Thrombocyte) Red Blood Cell (Erythrocyte) Skin Cell (Keratinocyte) Sperm Cell (Spermatozoon) Stem Cell (Hematopoietic stem cell) White Blood Cell (Leukocyte)