During mitosis, many of the spindle fibers attach ... The breakdown of the nuclear membrane is an essential step for spindle assembly. Because the centrosomes are located outside the nucleus ...

Find out through this feature, which provides a step-by-step, side-by-side comparison of meiosis and mitosis. Flash is a plug-in that allows for increased interactivity. If you can see the ...

How exactly does meiosis mix and halve chromosomes? Find out through this feature, which provides a step-by-step, side-by-side comparison of meiosis and mitosis.

The five phases of mitosis and cell division tightly coordinate the movements of hundreds of proteins. How did early biologists unravel this complex dance of chromosomes? Cells duplicate and ...