Question: The question is to detemine whether B-galactosidase is expressed under specified situations:Genotype Glucose only Lactose only Neither glucose nor lactoseI+ P+ O+ Z- / F’ I- P+ Oc Z+ – + + The answer indictes that the B-galactosidase is expressed whether lactose is present or not. I am confused because […]

Which of the following statements accurately describes the culture media necessary for growing Clostridium tetani? A.) A chemically defined medium is one made up of extracts such as those from yeasts, meat, or plants whose exact chemical composition may vary slightly. B.) A complex medium is one whose exact chemical […]

In this assignment, you will select a fermented food or beverage from the list provided. After making your selection, you will prepare a 3 page written report about it. The report should include historical information regarding its human development and use, scientific information regarding which microbes are involved in the […]

Cyclin-dependent kinases are special molecules that facilitate the progression of a cell through the cell cycle. Many molecules such as p53 regulate the cell cycle. An unregulated cell cycle can lead to rapid growth of the cell that may eventually lead to cancer. In lab, you are working with a […]