clean air is of concern to most americans. the environmental protection agency (epa) has set forth guidelines for business,

industry, and private citizens to follow to improve air quality. all but one is a guideline of the epa to improve air quality.

that is

check and replace air filters regularly

reduce, reuse, and recycle whenever possible.

fix leaking faucets and minimize outdoor water use.

reduce the amount of particulate matter by limiting burning

White-tailed deer are considered to be an overpopulated species in the central united states. which of these events probably contributed the most to white-tailed deer exceeding their carrying capacity?

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions,because prokaryotes don't have nuclei.