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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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Biology, 23.06.2019 00:30
Which term is applied to a scientist who studies ancient life, including animal and plant fossils? a- paleontologist b- geophysicist c- dendroclimatologist d - anthropologist
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Biology, 23.06.2019 03:30
Ascientist publishes a paper that states the changes in the levels of gases in the atmosphere of a moon of saturn indicate that there may be terrestrial life on the moon. which statement correctly answers whether the question of alien life on this moon is scientific?
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Where does nitrogen in the atmosphere come from...
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