#### [[lecture_Molecular Genetics]] **Creator**:: [[Robert M. Sapolsky]] **Source**:: [[course_Human Behavioral Biology]] **Link**:: [4. Molecular Genetics I - YouTube](https://www.youtube.com/watch?v=_dRXA1_e30o&list=PL848F2368C90DDC3D&index=4) #### Notes - Heritability - Adaptation - [[hormones]] and [[Neurotransmitter]]s are like a lock and a key - [[proteins]] are the workhorses of what have cells. - made up of Amino acids - amino acids relationships with water determines how they fit together and the shape of the protein - [[DNA]] coding for a sequence of amino acids create a protein - Everything about [[protein function is about shape]] - also about when their shape can change - [[enzymes]] are [[catalyst|catalysts]] - enzymes fit things together pull them apart, - make this happen faster - enzymes are usually proteins - [[Retro viruses]] are when [[RNA]] get's turned back into [[DNA]] by an enzyme - This discovery was significant because it disrupted the flow of information that was accepted pre-1970s, i.e DNA is always the source of truth