Non-mosaic Down syndrome is a genetic disorder. Most people with non-mosaic Down syndrome have three copies of chromosome 21 in all of their cells (chromosome 21 trisomy); some have an extra copy of chromosome 21 attached to a different chromosome in all of their cells (chromosome 21 translocation).
Making the world better, one answer at a time. Stanislao Cannizzaro, an Italian chemist who worked with Dmitri, inspired Dmitri Mendeleev to come up with his creative ideas. Atomic Weight also inspired Mendeleev.
Dmitri Mendeleyev invented it using inspiration from his favourite game: Patience! In 1955, Element 101 was named Mendelevium in his honour. So he ended up on his own table!Nobody specifically <i>discovered</i> the periodic table of elements, but <b>Dmitri Mendeleev</b> was the one who put it all together. <br /><br /><br /> I think one can do better than that.