PARAMECIUM MODEL

Key features identified include the pellicle, ectoplasm, endoplasm, trichocytes, peristome, vestibule, buccal cavity, gullet, cytopharynx, food vacuole, macronucleus, micronucleus, contractile vacuole (relaxed and expanded), opening of the contractile vacuole, and cilia. Mounted on a board for display, accompanied by a key card for easy reference.