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Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
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Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell
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Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes
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Which statement best describes the role of religion and culture in ancient medicine?
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The last group of insects that tend to appear on a human remains is which of the following
a-ne...
a-ne...
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