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Which component in a graph indicates an independent factor? a. y-axis b. x-axis c. scale
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Which of the following are not matched correctly? cd8+: directly destroy infected or cancerous cells t reg cell: reduce the adaptive response once threat passes t l: activate cellular branch (cytotoxic t cells, macrophages, nk cells) t 2: stimulate b cells to make antibodies t (cd4+): mhc i
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What type of external features are used to separate mammals into orders?...
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