Meiosis
Sexual reproduction requires fertilization, a union of two cells from two individual…
Life Cycles of Sexually Reproducing Organisms
Fertilization and meiosis alternate in sexual life cycles. What happens between these…
The Red Queen Hypothesis
There is no question that sexual reproduction provides evolutionary advantages to organisms…
Introduction to the Cellular Basis of Inheritance
Figure 7.1 Each of us, like these other large multicellular organisms, begins…
Mitotic Spindle Apparatus
The precise timing and formation of the mitotic spindle is critical to…
Prokaryotic Cell Division
Prokaryotes such as bacteria propagate by binary fission. For unicellular organisms, cell…
Cancer and the Cell Cycle
Cancer is a collective name for many different diseases caused by a common mechanism:…
Control of the Cell Cycle
The length of the cell cycle is highly variable even within the…


