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Identify all of the different observations used to support harry hess' theory of seafloor spreading.
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2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?
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When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated
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Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen
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Identify all of the different observations used to support harry hess' theory of seafloor spreading....
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