Chapter Objectives

Chapter 4

A Tour of the Cell

1.  Compare the following pairs of terms, noting the most significant differences:  light microscopes vs. electron microscopes, prokaryotic cells vs. eukaryotic cells, plant cells vs. animal cells.

2.  Compare the structure and function of chloroplasts and mitochondria.  Explain why the grana in chloroplasts and the inner mitochondrial membrane are each highly folded.

3.  Describe the major functions of cell membranes.

4.  Explain how the structure of the plasma membrane makes it semi-permeable.

5.  Distinguish between the following pairs of term:  diffusion vs. osmosis, passive transport vs. active transport, hypertonic vs. hypotonic, endocytosis vs. exocytosis, phagocytosis vs. pinocytosis.