To x i c P l a s t i c

Two ruined experiments expose the health risks

of chemicals in everyday products.

◆ (^) Label a figure of the major stages of the cell cycle, and explain the processes that
occur during each of these stages.
◆ (^) Compare and contrast cell division by binary fission, mitosis, and meiosis.
◆ (^) Distinguish between sister chromatids and homologous chromosomes.
◆ (^) Diagram, using the appropriate terms, the steps in mitosis and in meiosis.
◆ (^) Explain the importance of the checkpoints in the cell cycle and the consequences of
bypassing those checkpoints.
◆ (^) Identify the ways in which meiosis and fertilization together produce genetically
diverse offspring.
After reading this chapter you should be able to: