Review the image(s) and answer the following questions.

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1		During what stage of the cell cycle does the DNA replicate?
			A)	G1 phase
			B)	S phase
			C)	G2 phase
			D)	mitosis
2		During what phase does the cell undergo the greatest growth?
			A)	G1 phase
			B)	S phase
			C)	G2 phase
			D)	mitosis

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3		Why are certain pollutants carcinogenic?
			A)	They poison the body and thus lead to cancer.
			B)	Certain pollutants are carcinogenic because they are mutagens.
			C)	Some pollutants cause cancer in lower organisms that spreads through the food chain.
			D)	Scientists do not know whether there is a direct relationship between pollution and cancer.
4		Why are cancer rates so high along the east coast and Mississippi River delta?
			A)	The populations inhabiting these areas are genetically susceptible to cancer.
			B)	Acid rain tends to fall in these areas, causing leaching of soil pollutants.
			C)	Dioxin is buried in these areas.
			D)	Much manufacturing of industrial chemicals occurs in these areas.

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5		What conclusions can you draw from this graph of incidence of cancer of the large intestine and the amount of meat consumption?
			A)	Eating meat is conducive to good health and longevity without cancer.
			B)	The less meat is consumed, the greater the chance of developing cancer of the large intestine.
			C)	There is a positive relationship between the amount of meat consumed and the incidence of cancer of the large intestine.
			D)	There is no relationship between cancer of the large intestine and diet that can be determined from this graph.
6		In what countries is a person more likely to develop cancer of the large intestine?
			A)	New Zealand, USA, and Canada
			B)	Denmark, Sweden, UK, and Netherlands
			C)	Norway, Jamaica, Israel, and Finland
			D)	Nigeria, Colombia, Chile, and Japan

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7		From this graph, can it be assumed that smoking cigarettes causes lung cancer?
			A)	No, there is no cause-and-effect relationship between cigarette smoking and lung cancer.
			B)	No, there should be no relationship between the number of cigarettes manufactured and lung cancer deaths.
			C)	Yes, it is obvious from these data that cigarette smoking causes lung cancer.
			D)	There appears to be some relationship between the number of cigarettes manufactured and smoked and lung cancer deaths, assuming most of the cigarettes are smoked in their country of origin.
8		In the 1970s, in what country was a person most likely to die from lung cancer at ages 35-44 as a result of cigarette smoking?
			A)	USA
			B)	Ireland
			C)	Japan
			D)	Norway