题目
题目

MCD1710 - T3 - 2024 Final in-class test (40%)

单项选择题

When lactose is taken up by the cell and converted to allolactose

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标准答案
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思路分析
In the lac operon regulatory mechanism, lactose taken up by the cell is converted into allolactose, which acts as an inducer. When allolactose accumulates, it binds to the lac repressor protein that normally b......Login to view full explanation

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When glucose is present, and lactose is absent in the bacteria cell’s environment, which of the following is INCORRECT with respect to the lac operon?

Question at position 18 Cells of which bacterial genotype would be able to utilize lactose as an energy source?I+O+Z+Y- / (I+O+Z-Y+)I+O+Z-Y+ISO+Z+Y+I+OCZ+Y- / (I+O+Z-Y-)Clear my selection

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