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Which of the following is a major group of protista
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Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria
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How do light years astronomers to determine the ages of distant objects in space ?
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The graph below shows the reaction rates of four different chemical reactions. which of the reactions was most likely catalyzed by an enzyme? a. reaction d b. reaction c c. reaction a d. reaction b
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Biology, 23.06.2019 08:30
Global warming is a theory accepted by a majority of scientists true or false
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Which of the following is a major group of protista...
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