Vehicles crossing the bridge without having arranged payment will have an image of their license plate captured via camera and an invoice will be mailed to the registered owner. Drivers who do not pay the invoice will receive a violation notice and will be fined $25 for each unpaid toll.
Figure 1. Trypanosoma cruzi trypomastigote in blood smear. Morphology: T. cruzi is a single-celled organism that exists in three distinct forms, namely, the infectious trypomastigote found in the bloodstream, the intracellular amastigote found in tissues, and the reproductive epimastigote found in the reduviid insect.
Yersinia pestis, the Gram-negative bacterium responsible for plague, is transmitted to people through the bite of an infected insect or handling an infected animal. The image on the left shows Gram-positive bacteria, which retain a purple stain. The image on the right is Gram-negative bacteria, which appear pink or red.