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Tlymphocytes mature in the? a. thyroid gland. b. bone marrow. c. spleen. d. thymus.

Consider the diagram below, which represents components of the biosphere. what do the two arrows in the diagram most likely represent? a. radiation b. photosynthesis c. cellular respiration d. energy conversions will give to anyone who answers quickly

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a