ࡱ> ` bjbjss X bbbbbbbvZ Z Z Z v v;& ( $ah^b"bb CCCb b CCCBhbb `w,Z iN 0;X'' 'bC9 ;vvvZ vvvZ vvvbbbbbb Chapter Seven: Genetics Enters the Picture [153-174] True or False: The rediscovery of Mendels genetics around 1900 was immediately recognized as significant to the theory of evolution. "Big Picture" Questions: ( What were  HYPERLINK "http://en.wikipedia.org/wiki/Francis_Galton" Francis Galtons major contributions to the emerging fields of genetics & eugenics? ( education & travels? ( HYPERLINK "http://www.gutenberg.org/files/14681/14681-h/14681-h.htm" Africa & Origin) ( hard versus soft heredity? [QUOTE, p. 155] ( bell curve distribution of traits? (normal variations vs. mutations) ( How did others view heredity and respond to Galtons ideas? ( Weismann (germ plasm) ( Pearson & Weldon (biometry) ( Bateson (saltationist) ( What were Hugo de Vriess major contributions to the study of heredity and mutation theory? ( hybridized flower experiments? (evening primrose) ( mutation theory? (new species by saltation) ( pangenes & chromosomes? ( statistics (Quetelet) & uncovering genetics (Mendel)? ( Carl Correns citation of Mendels work (late 1890s) ( Wilhelm Johannsen? (genes) ( What were Gregor Mendels contributions to the study of variation & heredity? ( crossbreeding pea plants? (7-paired traits: dominant & recessive) ( personal background? (education, religion, etc.) ( Mendels increasing relevance? (ca. 1900) ( Did early 20th-century biologists agree on the significance of Mendelian genetics? Explain the debates. ( biometricians (Pearson, Weldon) vs. geneticists (Bateson, Johannsen) ( role of natural selection? ( status of genes? (material particles or immaterial waves) ( What were Thomas Hunt Morgan & his research teams contributions to genetics & evolutionary theory? ( why fruit flies? (Drosophila melanogaster) ( Morgans method & approach? (QUOTE, p. 168) ( early views on Darwinism, Lamarckism, & mutation theory? ( views on Mendels laws? (genes & chromosomes relationship) ( the fly room? (linked traits, The Mechanism of Mendelian Inheritance [1915], ILLUSTRATION, p. 171)  ( What were relationships among chromosomes, mutations, & genes? How did this change in the early 20th century? ( Franz Janssens (1909)? ( Morgans beads on a string metaphor? ( Muller (1927)? Why are the research results of T. H. Morgans team significant, particularly in understanding the modern synthesis of genetics and Darwinian evolutionary theory? 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