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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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jdwalker9 jdwalker9
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Which of the following best describes expression of the lac genes in this partial diploid?

I+ P+OC Z- Y+/ I- P+ O+ Z+ Y-


▸ Both β-galactosidase and permease are made only when lactose is present.

▸ Both β-galactosidase and permease are made both in the presence of and in the absence of lactose.

▸ Both β-galactosidase and permease are not made whether lactose is present or not.

▸ β-galactosidase is only made when lactose is present, but permease is made both in the presence and absence of lactose.

▸ β-galactosidase is made both in the presence and absence of lactose, but permease is only made when lactose is present.
Textbook 
Genetic Analysis: An Integrated Approach

Genetic Analysis: An Integrated Approach


Edition: 3rd
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SlimyPencilSlimyPencil
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