This model of the HI-Virus, enlarged millions of times, shows the outer lipid membrane with protein structures, and the internal nucleus which contains the viral hereditary matter (RNA). The nucleus is removable and cond...
This newly developed 3B Scientific model series shows the 10 stages of meiosis on the basis of a typical mammal cell at an enlargement of approx. 10,000 times:
This newly developed 3B Scientific model series shows the following 9 phases of mitosis on the basis of a typical mammal cell at an enlargement of approx. 10,000 times: