Some people in an office building are experiencing nausea and vomiting. Which of these strategies would not help reduce the pollutants that may be responsible for these symptoms?

A)

providing smoking workers with an area where they can smoke

B)

cleaning the ventilation system of the building

C)

cleaning areas in the building that may have biological irritants

D)

changing the insulation material used in the building

E)

finding sources of heavy-metals pollution and developing a plan to decrease their effect

Please select the best answer from the choices provided

If your blood becomes too concentrated with iona, what will happen to the red blood cells

Monarch butterflies have brightly colored orange wings with black patterns on them, making them easily visible to birds that eat butterflies and moths, yet birds rarely eat the monarchs. likewise, the monarch caterpillars are brightly striped yellow and white and black, and they also are rarely eaten by birds, although some wasps will attack them and feed them to their young. what can be inferred from these observations? monarchs must threaten and attack birds, but not wasps. monarchs have a way of discouraging bird predation that does not involve hiding. monarchs’ wings are so colorful that most birds must find them difficult to eat. monarchs lay more eggs than other less conspicuous butterflies.

What do all of the above organisms have in common