One fertilized egg becomes 200 kinds of cells in the human. Stem cells- cells with the potential to differentiate into variable cell types. Human cells Cell removed from a human blastula can be analyzed for genetic defects and if normal the remaining cells transfered to the mother allowing her to have a normal baby. A group of cells from pap smear showing the presence of cancer. Abnormal cells are stained blue and contain large nuclei.
Normal cells have very small nuclei.
Understanding life requires studying cells. Units of measure for biological systems. The Microscope Resolution- smallest distance separating two objects that can be distinguished by eye. Three Domains and Six Kingdoms Prokaryotes include Domain Bacteria, Kingdom Eubacteria and Domain Archaea, Kingdom Archaebacteria. Eukaryotes include the Domain Eukarya and Kingdoms Protista, Plantae, Fungae, and Animalia.