Dr. Murphy and Dr. Lee are scientists. They are looking at the same type of cells under a microscope. Dr. Murphy can see only the nucleus and the cell membrane. Dr. Lee can see the nucleus, the cell m
Dr. Murphy and Dr. Lee are scientists. They are looking at the same type of cells under a microscope. Dr. Murphy can see only the nucleus and the cell membrane. Dr. Lee can see the nucleus, the cell membrane, the endoplasmic reticulum, the ribosomes, and the mitochondria. What best describes this scenario? Dr. Murphy is […]