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BIOLOGY LECTURE EVOLUTION UNIT EVOLUTION ●FROM _______________"________________________" A VERB MEANING “____________________________” ●MADE INTO A ____________________________________________________. ●CREATION: I. CRITERIA OF SCIENCE ●1. ●2. ●3. – II. ASSUMPTIONS OF SCIENCE ●1. ●2. ●3. ▸ 1 III. KINDS OF EVOLUTION ●1. ●2. ●3. ●4. IV. SOME TERMINOLOGY ●SCIENCE – ●THEORY – ●SCIENTIFIC THEORY – ●THEORY OF EVOLUTION – ▸ CHARLES DARWIN ●HAD NO HELP FROM GENETICS, WHY?? ▸ 2 ▸ ▸ ▸ THEORY OF EVOLUTION BY NATURAL SELECTION 1. 2. 3. 4. 5. 6. 7. ▸ 3 “LAMARCKIAN EVOLUTION” ●THEORY OF ___________________________________: ▸1) ▸2) ▸ –GIRAFFES AND HUMANS HAVE THE SAME NUMBER OF ________________________________ IN THEIR NECKS ●PROBLEM WITH THE THEORY: ▸ FACTORS IN EVOLUTION ●1. ●2. ▸MUTATIONS (SOURCES OF GENETIC DIFFERENTIATION) ●3. ●4. ▸“______________________________” WHEN THE SPECIES IS VERY LARGE ▸“______________________________” EFFECT WHEN THE SPECIES IS SMALL – – 4 ●We need to explore two words – ▸HERITABILITY – ▸FITNESS – ●The complication: ▸ – – What is the fitness of a tomcat? ●Bad if he is locked in a garage or house all the time OR ● Good if you know by observation he is the grandfather of 276 kittens, in a ten block area. ● ▸ ▸ 5 ●All phenotypes have a "fitness" though we do not know what many of them are. ●Examples: ▸Type "0" blood has 38% more duodenal ulcer than A & B. ▸Type "0" blood has 19% more stomach ulcer than A & B. ▸Type "A" blood has 19% greater chance of developing stomach cancer than "O" or "B". ▸Type "A" has 26% more anemia than "0". ▸Type "A" has 16% more diabetes than "0". –Which one is more “Fit”?? Other Scientists ● ▸ ▸ ● ▸ – This is called “___________________________________________” ▸He was a ___________________________________ ● ▸ ▸ 6 ● ▸ ▸ ● ▸ ● ▸ ▸ – ●Taxonomic Order ●Kingdom ●Phylum ●Class ●Order ●Family ●Genus ●Species Humans Gorillas Animalia Chordata Mammalia Primates Hominidae Homo sapiens Animalia Chordata Mammalia Primates Pongidae Gorilla gorilla LUCY – “THE MISSING LINK”?? ●First “________________________” ●Believed to be our oldest known ancestor at __________________________ ●Her remains were found in ____________________________________ ●Acquisition Number: _________________________ ●_______________________ were listening to “___________________________________” by __________________________ ●She is 7
