Cell Specialization Not all cells are alike (structure or function) Many different, types, sizes, shapes –Our body has over 200 different cell types Most are only 10-20micrometers in diameter Meaning we need a microscope to see them Cell Specialization: all cells are made for a different job in an organism
Cell Specializaiton Skin Cells: layered/stacked for protection & renewal
Cell Specialization
Cell Communication
Cell Organization Cells Tissues Organs Organ Systems
Body Organization Tissue: A group of similar cells that perform a particular function Organ: similar tissues of body which carry out 1+ similar functions Organ system: work together to perform a specific function.