BIOL 1202 Lecture : BIOL 1202 Lecture Notes
Document Summary
Cell theory: all cells come from pre-existing cells. How did life begin: this is a hypothesis, no one really knows. A few centuries ago: today spontaneous generation does not exist, people thought that new living things appeared all of the time. Side note for test: know who he is, what the hypothesis is, did the experiment support or not support. All of these have something in common and that is energy input and no oxygen. The experiment of miller and urey: done in 1950s: organic molecules are building blocks; they appear after only a few days (know this, who were they, what was hypothesis, the negative data (know for test) You need the egg to make the chicken and the chicken to make the egg: now: dna rna protein central dogma, need proteins to synthesize more dna. Microspheres as proto-cells: just add fat and protein to water then shake. Microsphere like protocels surrounding more complex organic molecules like.
