P: White eyes Miniature wings Red eyes Long wings Knowing that: e+ =red eyes w\"

Question

P: White eyes Miniature wings Red eyes Long wings Knowing that: e+ =red eyes w"=longwings dominant to dominant to e = white eyes w = miniature wings and that both traits are X-linked. Answer the following questions in your own words. Type the answers and staple them to this lab. P Female: P Male:_ F1 Male: F1 Female: a red-eye, What would be the expected phenotypic ratios for the offspring of a testcross between long wing female and a white-eye, miniature wing male, if e and w were two independently- segregating genes? Show all your work! 2.

Explanation / Answer

1. The genotype of the P female( White eyes and miniature wing)- eeww

P male (Red eyes and long wings) - e+Yw+Y ( Where Y is the Y chromosome male chromosome)

F1 female- e+ew+w ( red eyes and long wings)

F1 male- eYwY- ( White eye and miniature wing)

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