Wisdom teeth are the third and final set of human molars that come in during the late teens or early twenties. in some cases, these teeth come in without problems, but they often have to be removed due to misalignment in the jaw, as shown below. removal of the teeth does not cause any long-term complications in regard to eating. mc012-1.jpg which type of anatomic structure are wisdom teeth?

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.