Exercise Mendelian and Human Genetics Hairy an x linked al hain than a normal wi

Question

Exercise Mendelian and Human Genetics Hairy an x linked al hain than a normal wing. what would be de one see the P2 Indicate berwee a normal female and a hairy winE B. Human inheriuice must smalicd by careful analysis of the ef particular be through several generarieni of a family Funhermeer, the of the reait should studied in mamy familie. Reures sand are rwo human pedigrees, each showing 4 ofa different trait. oe these pedigree. circles represent and square represent males Shaded ciedles and squares ane used repaesent individuals who have a trait. Analyne in Figures 3 and i and anpwer questions 1-13. 2 3 4 5 6 7 10 11 12 Figure 3. A family history study showing the transmission of a trait through three generations. Copyigir o Ranson Custom Publishing

Explanation / Answer

Hairy wing in Drosophila is an X-linked allele and is dominant.

Cross between normal female (xx) and hairy winged male (Xy) is shown in punnett square

F1 generation has two hairy winged females with genotype Xx and normal winged males with genotype xy.

The F2 generation is shown in the following punnett square (Between Xx and xy)

F2 generation produces, one hairy winged female with genotype Xx, one normal winged female (xx), one hairy winged male (Xy) and one normal winged male (xy).

x x X Xx Xx y xy xy

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