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ANT - L03 [Sept 30 2010]

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University of Toronto St. George
Christopher Watts

L03 Principles of Evolution N how does genetics directly relate to evolutionary anthropology N Understand microevolution o Genetic basis of inheritance and biological evolution o Population genetics o Natural selection o Adaption N Understand macroevolution o Speciation o How to read a cladogram o How evolution works on a grand scale o The modern synthesis N 5 questions PER lecture on midterm; what is the big picture? The Modern Synthesis of Evolution N Focuses on how evolution works at phenotypes, genes, and populations N Microevolution o What is being changed or altered under evolutionary forces N Macroevolution N DNA RNA protein Cell N Somatic cells: most cells in body (except sex cells) N Gametes: sex cells (sperm and ovum [egg]) N Cytoplasm : complex mix of membranes, and tiny structures called organelles N Nucleus: contains hereditary material, known as chromosomes Chromosomes N Paired rod-shaped structures in cell nucleus containing genes that transmit traits from generation to generation o A whole bunch of DNA tightly wound around itself N All species have a specific amount of chromosomes DNA N Deoxyribonucleic: nucleic acid used to store genetic information that codes for the synthesis of proteins9K0-O:057L39408394,39KL3J N Four bases: o Adenine (A) o Guanine (G) o Cytosine ( C) o Thymine (T) N A always goes with T; G always goes with C o Hydrogen bounded bases o Sugar phosphate backbone
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