Biology, 10.10.2019 00:00 starfox5454
Scientists believe there is a link between cigarette smoking and cancer. evidence for this inference includes which statement?
a) rates of lung disease are significantly increased among smokers.
b) one brand of cigarettes sold more than 44 million packs last year.
c) chemicals found in tobacco may be both physically and physiologically addictive.
d) according to a recent study, 7 out of 10 smokers who try to quit smoking begin smoking again within one month.
Answers: 3
Biology, 21.06.2019 15:50
What is it called when plants lose water though their leaves
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Biology, 21.06.2019 19:10
What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.
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Biology, 21.06.2019 20:10
4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.
Answers: 1
Biology, 22.06.2019 03:30
What is the role of the phospholipid belayer in cellular transport in living cells
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Scientists believe there is a link between cigarette smoking and cancer. evidence for this inference...
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