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After mutation by PX-41, minions exhibit several new traits, such as purple skin instead of yellow, and being indestructible (as opposed to not indestructible).
After mutation by PX-41, minions exhibit several new traits, such as purple skin instead of yellow, and being indestructible (as opposed to not indestructible). You notice that purple skin (P) is dominant to yellow skin and being indestructible is recessive to destructible (D). As these phenotypes are the result of a mutagen you hypothesize that the genes for skin color and destructible-ness are very close to each other on one chromosome, and therefore linked. In order to test this hypothesis, you first cross a pure-breeding purple indestructible minion with a pure-breeding yellow destructible minion in order to generate a female minion heterozygous for both traits which you perform a test cross with. You observe the offspring and see following results: Purple and Indestructible: Purple and Destructible: Yellow and Indestructible: 137 111 109 Yellow and Destructible: Which of the following phenotypes represent recombinant gametes in the mother? (check all that apply) Purple and Indestructible Purple and Destructible Yellow and Indestructible 143 QUESTION 7 Based on the information in question 5, are the "P" gene and the "D" gene linked or independently assorting? Use statistical analysis to demonstrate your conclusion. (You should use 1 degree of freedom). How progeny do you EXPECT to have for each of the following phenotypes? (round to nearest whole number) Purple and Indestructible: Purple and Destructible: Yellow and Indestructible: Yellow and Destructible: What is your Chi-Square value (use two digits after the decimal)? Do you reject your hypothesis (yes or no)? Are these genes linked or independently assorting?
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To determine the recombinant gametes in the mother we need to compare the observed offspring with the expected outcomes based on the assumption that t...Get Instant Access to Expert-Tailored Solutions
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