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Chiasmata were first seen by
Chiasmata were first seen by
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The correct option is A Janssen
Chiasmata were first seen in diplotene stage at prophase 1. It is chromatid belonging to the homologous chromosome. It is a point where an exchange of genetic material occurs between chromosomal chromatids. The phenomenon of genetic chiasmata was discovered and described in 1909 by Frans Alfons Janssen, a professor at the University of Leuven in Belgium.
So the correct option is A.
Chiasmata were first seen in diplotene stage at prophase 1. It is chromatid belonging to the homologous chromosome. It is a point where an exchange of genetic material occurs between chromosomal chromatids. The phenomenon of genetic chiasmata was discovered and described in 1909 by Frans Alfons Janssen, a professor at the University of Leuven in Belgium.
So the correct option is A.
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