In Flower Beetles, Pygmy (Py)is Recessive to Normal Size (Py⁺)

question 13

Multiple Choice

In flower beetles, pygmy (py) is recessive to normal size (py⁺) , and red color (r) is recessive to brown (r⁺) .A beetle heterozygous for these characteristics was test crossed to a beetle homozygous for pygmy and red.The following are progeny phenotypes from this testcross: Carry out a series of chi-square tests to determine if the two loci are assorting independently.What is the CORRECT chi-square value and how many degree(s) of freedom should be used in its interpretation?

• A)112 with one degree of freedom
• B)265 with three degrees of freedom
• C)367 with four degree of freedom
• D)16.5 with three degrees of freedom
• E)367 with three degrees of freedom

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Definitions:

Factory Overhead

All the costs associated with operating a factory that are not directly tied to specific units of production, such as utilities, maintenance, and salaries of non-production staff.