A chromosome is a single, long molecule of DNA. These highly ... a point called the centromere. Human chromosomes can be differentiated from one another under a microscope by their lengths and ...

Let's take a look at how to observe cells under a microscope. No prizes for guessing ... This series of short films examines the human body through spectacular graphics based on the latest science ...

as they would appear under a microscope, is shown in Figure 1a. Typically, Giemsa staining produces between 400 and 800 bands distributed among the 23 pairs of human chromosomes. Measured in DNA ...