If a government entity wanted to write regulations that might reduce smog, what human activities might they want to focus on?

Compare and contrast the relative importance of the sporophyte vs gametophyte generation between nonvascular plants (bryophytes), seedless vascular plants and seed plants, and explain the ecological significance of a larger sporophyte generation

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only

How do living things obtain phosphorus