Using blood tests and statistical sampling, medical researchers at New York City's Mount Sinai School of Medicine found that it is likely that nearly every person on the earth has detectable levels of ____ in their bodies.

A. hazardous chemicals
B. carcinogens
C. petrochemicals
D. DDT
E. persistent organic pollutants (POPs)


Answer: E

Environmental & Atmospheric Sciences

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A ) mineralization B ) density C ) gravity D ) magnetic residue

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Biomes are regions with similar ________

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Which of the following is true of the alcohol functional groups in 2-methyl-1,2-propanediol?

A) One is primary and one is secondary. B) One is primary and one is tertiary. C) Both are primary. D) Neither is primary.

Environmental & Atmospheric Sciences