Teens & Depression. â 1 Depression is a serious problem today and one of the nationâs leading killers of teenaged boys when the number of cases of suicide it generates are factored into the equation.
The first organic molecules were probably very simple carbon-based molecules made of few atoms. These molecules then combined with other simple molecules to form more complex molecules. Over many years and probably trillions and trillions of chemical reactions, more complex molecules, and more stable molecules, formed.
HET618-M07A01: Synthesis of Complex Organic Molecules: Organic Molecules in Space PAGE 8 OF 57. About 100 seconds after the Big Bang, protons, neutrons and electrons existed in photon radiation. at a temperature of about of about 109 K. Hydrogen, deuterium and helium could then form.