Regions are identified by the specific morphological features that are consistently found in a chromosome, such as the presence of prominent Giemsa-staining bands. The regions are named p1 ...

An example of Giemsa-stained human chromosomes, as they would appear under a microscope, is shown in Figure 1a. Typically, Giemsa staining produces between 400 and 800 bands distributed among the ...

7. The behavior of the nucleolus should be studied further in view of its possible relation to the small globular, black-staining bodies found occasionally in strains of Golden Bantam, yellow flint, ...