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On a weather map what does this symbol show

Explain the significance of thesaurus geographicus

How much time has elapsed from the very beginning of "the memior of the conquistador bernal diaz del castillo" to the end? a. castillo's whole life b. a quarter of an hour c. a few weeks d. a decade

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis