Biology 1201A Chapter Notes - Chapter 10: Gamete, Cochlea, Gynoecium
12 Dec 2012
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During 1700"s anton van leeuwenhoek saw animalcules in sperm of humans and animals. Some scientists speculated they saw little man in each sperm. Pangenesis males and females formed pangenes in every organ. These pangenes then moved through their blood to the genitals and then to children. The terms blood relative , full-blooded and royal blood . Until 1900, scientists believed in the blending theory of inheritance. Suggests that hereditary traits blend evenly though the mixing of the parents" blood. Assuming that traits of children appear halfway between. An augustinian monk who lived in a monastery in the czech republic. Peas had 7 traits that gave results mendel could understand (rule of good science: work with what you know) Male gametes are sperm nuclei contained in the pollen and produced in the anther. Female gametes are eggs cells produced in the carpel. Mendel prevented self-fertilization by cutting off anthers, so they had to receive pollen from another plant (called cross-pollination)
