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What does the keeling curve show about the concentrations of CO2 in the earths atmosphere
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Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils
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Biology, 22.06.2019 14:00
True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.
Answers: 1
Biology, 22.06.2019 15:00
In the sentence "a mining company will consider the distribution of coal when deciding how to mine the coal," what does the word distribution mean?
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What does the keeling curve show about the concentrations of CO2 in the earths atmosphere...
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