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Science Test Notes

Archea Bacteria Protist Yeast Unicellular Organisms
Animals Plants Mushrooms Some Algea Multicellular Organisms
1. Cell 2. Tissue 3. Organ 4. Organ system 5. Organism Levels of Organization
2 types of cell division somatic cells sex cells
Mitosis 23 Pairs of chromosomes -> 46 pairs of Chromosomes -> two 1 cell with 23 pairs
Biological Stains Meth-line blue, Iodine Color/Enhance organelles so we can view under microscope. (Con - kills cells)
Cell Theory 1. All cells are made from other cells 2. Cells are the basic unit of life 3. All living things are composed of one or more cells
Cell Cycle 1. Prophase 2. Metaphase 3. Anaphase 4. Telophase
Cytokinosis The dividing of 2 cells
Who invented the simple microscope? Anton Van Leewenhoek
WHo invented the simple microscope? Robert Hooke
TEM microscope pourpose looks inside 2-D most powerful microscope black and white cannot view living things
SEM microscope pourpose looks at surface more like 3-D less powerful than TEM can view living things black and white
Active transport the movement of materials from low to high concentration. It takes energy from the cell.
Cell membrane flexible layer around all cells
cell wall non-living boundary layers around plant cells
centrolies helps animal cells with cell division
chloroplasts green organelles in plant cells that carries on photosynthesis
cytoplasm jelly-like substance inside cell
chromosomes a strand of genetic material made up of jenes
diffusion the movement of materials from high to low concentration
er (endoplasmic reticulum) organelles that helps transport materials in the cell
Osmosis movement of water in or out of cell
Passive transport movement of materials in or out of cells
mitochondria powerhouse of the cell
mitosis cell division / cell dividing into 2
nucleur membrane a double layer around nucleus
nucleus control center of cell
passive tranport when materials flow from high to low concentration through membrane and does not use any energy
ribosomes organelle that makes protein
vacuoles stores food, water, or waste from cell
nucleolus small body in nucleus
lysosomes breaks down food and destroys foreign substances
Created by: hannahrhudy