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 Mendeleev was a Russian chemist; he proposed the modern periodic table of elements in 1869. 9 people found this useful. Edit. Share to: 1  Dmitri Mendeleev: Major Contributor to Science Russian chemist Dmitri Mendeleev was born in a small village near Siberia in 1834.2  His primary field of study was chemistry, but he also contributed to physics and mathematicâ¦. 3  The Periodic Table of Elements Life is sustained by a number of chemical elements.mitri Mendeleev proposed one of the early versions of the periodic  table. He also arranged the elements in the increasing order of  their increasing atomic mass and repeat â¦ ing properties. 3 people found this useful. Des Dichado.