Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D014316
Tritium
The radioactive isotope of hydrogen also known as hydrogen-3. It contains two NEUTRONS and one PROTON in its nucleus and decays to produce low energy BETA PARTICLES.
Hydrogen-3,Hydrogen 3
D014481
United States
A country in NORTH AMERICA between CANADA and MEXICO.