The first observation of chromosomes in the nucleus of a cell

The German anatomist Wilhelm von Waldeyer-Hartz, who also named them, made an observation of chromosomes in the nucleus of a cell in 1888. Continue reading

First observation of a cell nucleus

The Scottish botanist Robert Brown made an observation of a cell nucleus in 1831, he noted the central body in the cells of the orchids of genuses Orchidaceae and Asclepiadaceae. He even called this structure the “nucleus” of the cell. Continue reading