4. Choose the microscopy technique that would best fit the needs of each scenario. Scenario 1: Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures. ___

Scenario 2: Researchers are studying chemotaxis in white blood cells. Chemotaxis is the movement of living cells in response to a particular substance. ___

Scenario 3: Cell biologists are interested in measuring the distance between the inner and outer nuclear membranes, and need an instrument capable of producing images where the tiny distance between these two membranes is clear. __