The correlation between Test A and B is .34. The correlation between Tests A and C is .68. Which of the following statements is correct?
A) A student will score about the same on Test B and Test C.
B) The relationship between A and C is twice as strong as the relationship between A and B.
C) A student receiving a high score on Test A will receive a higher score on Test C than on Test B.
D) Tests A and C measure the same ability.
E) The relationship between A and C is higher than the relationship between A and B.
E
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PD-1 is a negative co-stimulatory signal expressed by tumor cells. What advantage would the expression of PD-1 have in a tumor cell avoiding the immune response?
A. None. Tumor cells are recognized as self and therefore do not pose a health threat. B. Tumor cells can avoid being killed by activated TC cells. C. Tumor cells can avoid apoptosis triggered by TH cells. D. Tumor cells avoid phagocytosis by dendritic cells. E. Tumor cells are stimulated to reproduce much faster than tumor cells that do not express PD-1.
Prefixes may be used to convert word roots into adjectives
Indicate whether the statement is true or false
A combining form that means chest is ____________________
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The suffix that means feeling or sensation is ____________________
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