Natural selection continually operates on each species to keep up with improvements made by competing species; each species’ environment deteriorates as its competitors evolve new adaptations. This is known as

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#Question id: 351

#1. Molecules and their Interaction Relevant to Biology

 If the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8, then the concentration of H+ ions ________.

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#Question id: 3888

#3. Fundamental Processes

Which of these polymerases does not require a template?

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#Question id: 5226

#11. Evolution and Behavior

Which of the following has the largest genome and the fewest genes per million base pairs?

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#Question id: 8963

#9. Diversity of Life Forms

What kind of data should probably have the greatest impact on animal taxonomy in the coming decades?

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#Question id: 21807

#12. Applied Biology

Which one of the following sensors measures the change in potential?