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The largest group of prokaryotes is the ________, which obtain both energy and carbon from ________.
Q14: Which of the following organisms has a
Q24: _ marks the end of a gene
Q26: Based on Acanthostega fossils, scientists now believe
Q34: A(n) _ forms when two atoms share
Q40: The model of species selection is analogous
Q44: According to the accompanying figure, if a
Q51: A common knee injury in athletes involves
Q62: Which part of the figure shows a
Q75: Human saliva performs all of the following
Q78: Which mollusc group includes primarily sedentary animals