In DMelanogaster,when M Cytotype (Lab Stock)females Are Crossed to P Cytotype

question 10

Multiple Choice

In D.melanogaster,when M cytotype (lab stock) females are crossed to P cytotype (wild) males,the resulting F₁ progeny are:

• A)normal.
• B)defective.
• C)normal:defective in a 1:1 ratio.
• D)normal:defective in a 1:2:1 ratio.
• E)normal:defective in a 3:1 ratio.

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