Uranium
Uranium () is a white/black metal lic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 proton s and electron s, 6 of them valence electron s. It can have between 141 and 146 neutron s, with 143 and 146 in its most co more
Isaac Newton
Sir Isaac Newton FRS () (4 January 1643 – 31 March 1727 ) [ OS : 25 December 1642 – 20 March 1727 ] was an English physicist , mathematician , astronomer , natural philosopher , and alchemist . His treatise Philosophiæ Naturalis Principia Mathematica , published in 1687, des more
Chemical warfare
Chemical warfare involves using the toxic properties of chemical substance s to kill, injure or incapacitate an enemy .
Chemical warfare is different from the use of conventional weapon s or nuclear weapon s because the destructive effects of chemical weapons are not primarily du more
Enzyme
of the enzyme TIM , surrounded by the space-filling model of the protein. TIM is an extremely efficient enzyme involved in the process that converts sugar s to energy in the body.
Enzymes are protein s that catalyze (i.e. accelerate ) chemical reaction s. In enzymatic reactions, the molec more
Oxidative phosphorylation in the mitochondrion is the site of oxidative phosphorylation in eukaryote s. The NADH and succinate generated in the citric acid cycle is oxidized, releasing energy to power the ATP synthase .
Oxidative phosphorylation is a metabolic pathway that uses energy released b more