lec14 - found rare females with patch (sector) of wild type...

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Lecture 14 – Mitotic recombination  I. Double cross over may occur in multiple ways A. No cross over:  B.  Single cross over: C. Two-strand double: D. Four-strand double:  E. Three-strand doubles: II. Mitotic “mistake” can cause unusual tissues 1
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A. mitotic nondisjunction – discovered by Bridges, while studying mutant with slender bristles 
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Unformatted text preview: found rare females with patch (sector) of wild type bristles. M is dominant mutation that causes slender bristles B. mitotic chromosome loss 2 Picture 16 Picture 19 C. mitotic recombination 3 Picture 20 Picture 17- can produce either single or twin spot 4...
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lec14 - found rare females with patch (sector) of wild type...

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