منابع مشابه
Teaching .Mendelism
regor Mendel is rightly credited as being the "father of modern " He presented the results of his pea at a of his local natural history society in two lectures 1865. His paper was published in the proceedings of the society the next year. From his breeding experiments with the edible pea, he recog nized the phenomena of what we call dominance and recessiveness, segregation of assortment of dif...
متن کاملA.N. Kolmogorov’s defence of Mendelism
In 1939 N.I. Ermolaeva published the results of an experiment which repeated parts of Mendel's classical experiments. On the basis of her experiment she concluded that Mendel's principle that self-pollination of hybrid plants gave rise to segregation proportions 3:1 was false. The great probability theorist A.N. Kolmogorov reviewed Ermolaeva's data using a test, now referred to as Kolmogorov's,...
متن کاملCommentary: A century of Mendelism: on Johannsen's genotype conception.
Herbert Spencer, ‘pangenes’ of de Vries and ‘bioblasts’ of Richard Altmann had been widely considered. The most elaborate 19th century theory of heredity and development was that of August Weismann who postulated the existence of a hierarchy of determinants, organized in chromosomes, which would segregate out of the cell nucleus in the course of development and determine cell types. Weismann’s ...
متن کاملInstitutional and Personal Homophobia in Sub-Saharan Africa: A Post-Materialist Explanation
Sub-Saharan Africa is currently the most homophobic place in the world in terms of both state institutions and public opinions. Many scholars have blamed this on the former colonial powers of Africa who imposed homophobic policies on their landholdings. In order to explain variations in African homophobia, this study conceptualizes homophobia in two forms: institutional, using a measure of the ...
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ژورنال
عنوان ژورنال: Nature
سال: 1908
ISSN: 0028-0836,1476-4687
DOI: 10.1038/078175a0