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ARS Home Office of Communications Images Photos Jul08





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Image Number D1097-2 Molecular biologist Bob Shatters (left), entomologist Cindy McKenzie, and postdoctoral scientist Laura Boykin (foreground) study genetic polymorphisms in the whitefly *(Bemisia tabaci)*that are used to study the relationships among the B and Q biotypes. Associating these genetic markers with population traits provides a rapid means of tracking the movement of whitefly types.  Photo by David Melius.  640 pixels wide: (d1097-2.jpg)   Please visit our Image Gallery


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