Explain cells as units of life , Science

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1.  Define the cell theory. 

2.  Contrast the light microscope with the transmission electron microscope.

3.  Describe the structure and function of the plasma membrane, chromatin, nucleus, nucleolus, rough endoplasmic reticulum, Golgi complex, lysosomes, mitochondria, microfilaments, microtubules, intermediate filaments, centrioles, basal body, tight junction, adhesion junction, gap junction, desmosome, glycoprotein, and microvilli.

4.   Explain the fluid-mosaic model concept.

5.   List the functions of actin and myosin.

6.   Distinguish between cilia, flagella and pseudopodia.

7.   List the ways substance move into or out of a cell through the cell membrane and describe the mechanism of each movement.

8.   Define diffusion and osmosis.

9.   Define osmotic pressure, hydrostatic pressure and osmotic potential.

10. Define chromosome, centromere, centrosome, kinetochore, mitosis, cytokinesis, and syncytium.

11. Explain each phase of the cell cycle and describe important cellular processes that occur in each stage. 

12. List in order the stages of mitosis and describe what happens to the chromosome in each stage.

13. Describe how normal cell death may occur in multicellular organisms.


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