Why does pollan say that the hunter-gatherer food chain is no longer able to support us? do you think he’s right? how close do you think it would be possible for americans to come to returning to that food chain?

Two grizzly bears are fighting over a fish to feed themselves. what kind of interaction is this scenario, which works as a limiting factor in the bears' survival? a. apparent competitionb. interference competitionc. exploitation competitiond. mutualism

How do economists measure the success, or shortcomings, of the economy?

All of the following statements point out negative aspects of the gilded age except: a. politicians gave government jobs to political supporters. b. political bosses cheated large cities out of millions of dollars. c. industrialists bribed members of congress to ensure favorable votes. d. in 1903, wisconsin became the first state to hold primary elections.