ASST 1002 Lecture : Lecture 1 Spring 2016
Document Summary
Evolution: evolution of phenotypes, evolution- change in allele frequency over time, examples: skin pigmentation, darker skin takes longer to absorb uvb to produce vitamin d than lighter skin. 01. 19. 16: planet is 4. 6 billion years old, how did life begin, a few centuries ago, people thought that new living things appeared all of the time, 1609. There is a tree frequently observed in scotland. If neck is later broken off, outside air can carry microorganisms into broth: can use a filter to differentiate between microbes, conditions on early earth, atmosphere: co2; ch4; nh3; h2; n2; hcl; h2s; h2o. Similar to jupiter today: no free oxygen, frequent storms w/ lots of lightening, frequent volcanic eruptions, frequent meteor showers, uv light from the sun, no ozone layer. 2: austrian monk whose breeding experiments with pass shed light on the rules of inheritance, mendel was a contemporary of darwin, but his work was overlooked until the 20th century.
