CHAPTER 4 The Organization of Cells. The Cell: The Basic Unit of Life. All cells come from preexisting cells and have certain processes, molecules, and structures in common. Surrounded and separated from external environment by a lipid bilayer membrane. The Cell: The Basic Unit of Life.
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CHAPTER 4The Organization of Cells
Some prokaryotes have rotating flagella for movement.
Pili are projections by which prokaryotic cells attach to one another or to environmental surfaces.
Figure 4.7 – Part 1
Figure 4.7 – Part 2
CHAPTER 5Cellular Membranes
Biological membranes consist of lipids, proteins, and carbohydrates.
fluid mosaic model describes a phospholipid bilayer in which membrane proteins move laterally within the membrane.
Figure 5.6 – Part 1
Adherins junction similar to desmosome
Figure 5.6 – Part 2