Biology, 29.07.2020 17:01 zitterkoph
A partial diploid E. coli cell has this genotype LacI-s LacO-c LacZ+ LacY- / LacI+ LacO+ LacZ- LacY+. Which of the following predictions about the expression of LacZ or LacY of this E. coli strain is right?
(+: wild type; -: null mutant; c: constitutive; s: super suppressor)
A) LacZ will never be expressed (or always be repressed)
B) LacZ will be constitutively expressed
C) LacY will be constitutively expressed
D) LacY will be expressed upon induction by lactose (or analogs of lactose such as IPTG)
Answers: 3
Biology, 22.06.2019 04:30
Emmet didn’t want to weed the garden. he put off the task toward the end of the day. he even tried to get his sister to do the job. what type of goal orientation did emmet display toward weeding the garden?
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Biology, 22.06.2019 10:00
In one or two well-crafted paragraphs in your laboratory journal, summarize the process in which normal cells become cancer cells. your paragraph(s) must include each of the terms listed below. underline each term in your writing:
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A partial diploid E. coli cell has this genotype LacI-s LacO-c LacZ+ LacY- / LacI+ LacO+ LacZ- LacY+...
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