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Genetics

Brief History of Key Contributing Figures in Genetics

QuestionAnswer
Aristotle "substance" as in the ovum, and "form" as in the seminal fluid
Harvey "aura seminalis" being the life force
Homonculus accepted theory in 18th century that says that sperm or ova contain perfect miniature organisms
Wolff plants and animals develop from uniform embryonic tissues
von Baer organs arise from gradual transformation of specialized material
Lamarck, Lesenko gemmules transferred into germinal cells and dictated development of organism; "pangenesis" inheritance of acquired characteristics
Weismann debunked pangenesis: coined terms somatoplasm and germplasm
Brown described nucleos
Mendel established principles of heredity
Miescher isolated nuclein from nuclei
Hertwig nuclear fusion during fertilization
Strasburger, Flemming nucleoplasm and cytoplasm are within cell and nucleos specific structures
Scheider, Flemming chromatin recognized via staining
Waldeyer chromosome-staining body that divides during cell division
Correns, de Vries, von Tschermak rediscovery of mendel's work
Sutton, Boveri "chromosome theory of inheritance"
Bateson coined "genetics"
Bateson, Punnett described linkaged between genes
Creighton, McClintock, Stern Cytological proof of chromosome theory of inheritance
Created by: WisemanLeo
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