What fossil fuel is consumed the most in the united states?
a. oil
b. coal<...
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Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve
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The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above
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Consider the following reaction: 2h2 + o2 β> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?
Answers: 2
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