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Laboratory question about meosis dye [closed]

We are doing the meosis lab in intro bio course. Here are two post lab questions that I couldn't figure them out! In mitosis lab, under the microscope, the toluidine blue appeared as dots inside the ...
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What are the advantages and disadvantages of using beta-galactosidase compared to luciferase as a reporter gene?

In the University labs, we have used Beta-galactosidase as a reporter gene to quantify the expression initiated by the stress-response promoter in yeast. This was done by exposing one of the two ...