If all landfills exemplified those studied in the Garbage Project, the bulk of American landfills could be said to be comprised of
a. plastic.
b. paper.
c. construction materials.
d. aluminum.
e. metal
b
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Deoxyribonucleic acid has one main function - protein synthesis
a. True b. False
Mutations during meiosis are especially important because they __________
a. are usually lethal b. tend to occur in regulatory genes c. are inherited d. are more common
Middle Eastern food production arose in the context of four environmental zones. From highest altitude to lowest, they are:
A. high plateau, Natufian fields, Mesopotamia, and alluvial desert (the area watered by the Tigris and Euphrates Rivers). B. Zagros, piedmont steppe, hilly flanks, and alluvial plains. C. high plateau, hilly flanks, piedmont steppe, and alluvial desert (the area watered by the Tigris and Euphrates Rivers). D. high zone, middle-high zone, middle-low zone, and low zone. E. Ali Kosh, high plateau, Mesopotamia, and piedmont steppe.
Analysis of animal bones and teeth from an archaeological site can tell us ________.
A. how many people lived at the site B. what kinds of seeds people ate C. how many animals lived at the site D. what kinds of animals lived at the site