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Biology-Related Homework Help General Biology Topic started by: ceybe on Nov 15, 2017



Title: Which phenotype would be observed in an E. coli cell with the lacY-genotype?
Post by: ceybe on Nov 15, 2017
Which phenotype would be observed in an E. coli cell with the lacY-genotype?
A) Cells would not be able to accumulate lactose due to the absence of the lactose permease membrane protein.
B) Cells would not be able to accumulate lactose due to the presence of a defect in the β-galactosidase gene.
C) Cells are unable to cleave an indicator molecule even if lactose is available as an inducer.
D) Cells are able to cleave an indicator molecule even if lactose is absent as an inducer.


Title: Re: Which phenotype would be observed in an E. coli cell with the lacY-genotype?
Post by: adamdidthis on Nov 15, 2017
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