How does polyclonal anthrax immunoglobulin prevent PA-mediated anthrax edema and lethal factors from entering cells?

Pl as time goes by and water goes through the water cycle again and again, the amount of water on earth: increases decreases ostays the same goes up and down

The recycling of water from the ground via runoff or transpiration through plants back into the atmosphere is known as part of the question 6 options: hydrogen cycle nitrogen cycle transpiration water cycle

Which factor is difficult to assess in a cost-benefit analysis