The expression of the lac operon in an e. coli cell missing the gene that encodes for the lac repressor will: increase when lactose is present. decrease when lactose is present. decrease when glucose is present. increase when glucose is present.

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

The picture shows a location in india that is very dry and arid. notice the tall mountains in the background; you can find high amounts of vegetation on the other side of the mountains. which statement is most likely true for this area?

Which of the following shows the results that you would get if you tested beef using the four tests in the gizmo