Why are high-protein cereals a successful approach to expansion of food production?
A) They represent an extremely cheap way to produce more food.
B) They require little to no water as compared to standard crops.
C) They can be grown anywhere.
D) Individual food habits do not necessarily have to be altered.
E) They often replace cash crops.
D
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Different isotopes of the same element differ from each other in that they have different ____________________ numbers
Fill in the blank(s) with correct word
The "eye" of a hurricane is ____
a. an area of calm, clear air b. the most dangerous part of the storm c. where the highest wind speeds are located d. where storm surge occurs e. only present in weak hurricanes
Which of the following best explains the relationship between driving and resisting forces with respect to plate tectonics?
A. The resisting and driving forces must be equal. B. The driving forces must exceed the resisting forces. C. The resisting forces must exceed the driving forces.