What is the most important aspect of future oil supplies?
A) when the supplies will be exhausted
B) how much remains
C) when oil production will peak
D) how clean newly found oil reserves will be
C
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Brazil's ________ was the major destination for Portuguese slave ships
A) Northeast B) West C) East D) Central region E) South
In addition to the carboxyl group, which of the following functional groups is found in the fatty acids found in triglycerides?
A) amino B) carbonyl C) hydroxyl D) none of these
The synthesis of cholesterol begins with the sequential condensation of how many molecules of acetyl CoA
A) 1 B) 2 C) 3 D) 4
In Mediterranean climates such as in parts of California, Australia, and South Africa, frequent wildfire is necessary for the health of natural plant communities because ________.
A. many of the plant species must have the smoke and/or heat of fire to germinate their seeds and it helps to control parasites and it influences insect behavior B. it helps to control parasites C. it influences insect behavior D. it controls seasonal variations of solar albinism E. many of the plant species must have the smoke and/or heat of fire to germinate their seeds