Bellringer 9/10 We are beginning our cells unit today. What prior knowledge do you have on cells? What are they? What do they look like? What are they made of? Why are they important?

Cells Intro Foldout Cell Theory Prokaryote Eukaryote Organelles

Cell Theory 1) Organisms are made of cells. 2) Cells are the basic unit of structure and function of organisms. 3) New cells come from pre-existing cells that pass genetic material.

Cells without a nucleus Primitive, single celled Bacteria Prokaryotes Cells without a nucleus Primitive, single celled Bacteria

Eukaryotes Eukaryote - “true nucleus” More complex Do have: Membrane bound organelles Plant and Animal Cells

Organelles Structures that carry out cell functions Nucleus, mitochondria, lysosmoes, golgi, etc Plants- Chloroplasts and vacuoles