Which Library of Alexandria librarian was responsible for the early development of the longitude and latitude system?
a. Hipparchus
b. Claudius Ptolemy
c. Hypatia
d. Eratosthenes
e. Pythagoreas
d
Environmental & Atmospheric Sciences
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What will be an ideal response?
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Which of the following is true of cytokines?
A) They are lipoproteins. B) They are produced by one cell but alter the function of another. C) both a and b D) neither a nor b
Environmental & Atmospheric Sciences
The water in wetlands is
A) always freshwater. B) always saltwater. C) either freshwater or saltwater. D) too polluted to use as a water resource.
Environmental & Atmospheric Sciences
The current system of management of grazing lands by the BLM is clearly unsustainable. What would you suggest in the way of public policy to make it sustainable?
What will be an ideal response?
Environmental & Atmospheric Sciences