Middle school students observed their cheek cells under a microscope in the lab. They collected cells by swabbing the inside of their cheeks, spread the sample onto a slide, and stained it with iodine to make the cells visible. Under the microscope .
Then observed the cells with a dark-stained nucleus, cytoplasm, and a cell membrane, helping them understand animal cell structure.
Middle school students observed their cheek cells under a microscope in the lab
