In an Attempt to Monitor the Movement of Individual Kinesin

question 37

Multiple Choice

In an attempt to monitor the movement of individual kinesin molecules labeled with GFP along microtubules labeled with a red fluorescent dye using an in vitro motility assay,what specialized type of laser-based fluorescence microscopy would be most likely to be employed?

• A)FRAP
• B)TIRF
• C)total internal reflection microscopy
• D)atomic force microscopy
• E)TIRF and total internal reflection microscopy

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Definitions:

Independent Events

Two or more events where the occurrence of one does not affect the probability of the other(s) occurring.

Probability

A numerical representation, between 0 and 1, indicating how likely it is for an event to happen.

First Serves

In tennis, the initial serve attempt made at the start of each point.

Randomly Selected

A method of selection where each member of a population has an equal chance of being chosen without bias.