200 likes | 342 Views
www.esu7.org/~lweb/gifs/cells.jpg. Ruptured cell wall.
E N D
Scanning electron micrograph showing a prostate cancer cell immediately after exposure to ultrasound. Image has been color enhanced to show to the spot where the cell membrane has been removed. Image courtesy of Robyn Schlicher, Robert Apkarian and Mark Baran
Ostrich Egg Cytokinesis
Human egg cell. Red Blood Cell
Mucous secreting goblet cell in trachea. themodulator.org/archives/Trachea.jpg
MEMBRANEBOUND PROTEINS K+ Channel Na/K ATPase
MEMBRANEBOUND PROTEINS Enzymes ATP Synthase-Uses concentration gradient to ADP+P ATP
Receptors MEMBRANEBOUND PROTEINS In the brain-Adrenaline In the body- Insulin
oligosaccharide groups cholesterol phospholipid EXTRACELLULAR ENVIRONMENT (cytoskeletal pro-teins beneatch the plasma membrane) open channel protein gated channel protein (open) gated channel protein (closed) active transport protein RECEPTOR PROTEIN ADHESION PROTEIN RECOGNITION PROTEIN (area of enlargment) TRANSPORT PROTEINS CYTOPLASM PLASMA MEMBRANE Fluid mosaic model of plasma membrane Functions of transmembrane proteins: enzymes, transport, receptors, recognition, etc.
Archae -Single cell -Cell wall -Special Membrane -No Nucleus -Can make energy from inorganic molecules Bacteria -Single cell -Cell wall or not -Photosynthesis or not -Special covering -No Nucleus -Can be pathogenic