The following sections of this BookRags Literature Study Guide is offprint from Gale's For Students Series: Presenting Analysis, Context, and Criticism on Commonly Studied Works: Introduction, Author Biography, Plot Summary, Characters, Themes, Style, Historical Context, Critical Overview, Criticism and Critical Essays, Media Adaptations, Topics for Further Study, Compare & Contrast, What Do I Read Next?, For Further Study, and Sources.
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The following sections, if they exist, are offprint from Beacham's Guide to Literature for Young Adults: "About the Author", "Overview", "Setting", "Literary Qualities", "Social Sensitivity", "Topics for Discussion", "Ideas for Reports and Papers". (c)1994-2005, by Walton Beacham.
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1807-1882
German physician recognized for his work in comparative embryology. Born in Hanover, Germany, he received both M.D. and Ph.D. degrees and was a professor at Bonn, Heidelberg, Giessen, and Munich universities. He first described the maturation and release of eggs from the ovary, although he did not recognize the role of sperm in fertilization. He compared the embryological development of many animals including rabbits, guinea pigs, deer, and dogs, as well as humans. He wrote on the fetal development of the human brain and compared human embryology to the development in apes.