[Answer] How many questions are needed in this dichotomous key to determine if the unknown is Bacteroides?

Answer: Three

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How many questions are needed in this dichotomous key to determine if the unknown is Bacteroides? Bacteria have a limited set of shapes and many unrelated bacteria share the same shape. What is the hallmark of dichotomous keys? They consist of a series of paired statements in which only one statement of each pair applies to a given organism . Bacteria have a limited set of shapes and many unrelated bacteria share the same shape. What is the hallmark of dichotomous keys? They consist of a series of paired statements in which only one statement of each pair applies to a given organism . What is the hallmark of dichotomous keys? A. They consist of a series of paired statements in which only one statement of each pair applies to a given organism. B. They only relate to biochemical processes of the cell. C. They are open-ended questi...

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