A cost-benefit analysis of the acid rain prevention programs shows that
A) there was no net economic benefit.
B) there was a large benefit and savings compared to costs.
C) there was a large loss because costs far outweighed benefits.
D) with vastly increased spending, the program could show a net benefit.
Question 2
Although acid precipitation has been reduced over the past two decades, progress has been slowed by
A) U.S. Supreme Court rulings that are very favorable to the energy industry.
B) the increased use of gasoline that contains high levels of sulfur dioxide.
C) the continuing and increasing impact of nitrogen deposition.
D) the increased reliance on high sulfur coal by the power industries.
A closer look at the citric acid cycle
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Phylogenetic tree constructed by comparing homologies in cytochrome c amino acid sequences