Let's take a look at how to observe cells under a microscope. No prizes for guessing the first thing you'll need: a microscope. But don't worry if you don't have one of your own. Ask your school ...

Interphase is the period between cell divisions. During this time, chromosomes replicate—each DNA strand unzips into two strands while free-floating bases attach to the unzipped strands.

Scientists were able to identify chromosomes under the microscope as early as the 19th century. But what did it take for them to figure out how important chromosomes really are? Aa Aa Aa The ...

Figure 1: Confocal imaging of LLC-PK-1 cells in mitosis. To generate the GFP fusion protein, insert the corresponding cDNA into the multiple cloning site of a pEGFP or other appropriate ...