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Biology, 21.06.2019 20:20
Which best describes an adaptation that could be found in a fish that lives in a slow-flowing stream? the ability to attract prey by glowingextra gills, for oxygen extractionthe ability to grow largerextra fat, for warmth
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Biology, 22.06.2019 15:00
Pls me i need this ! each cell has genes activated depending on it's job and what kind of cell it is. it is the presence of that causes the repressor protein to fall off and unblock the gene on the lac operon. if a gene is turned on then it is being an additional circular chromosome found in some bacteria that is used in genetic engineering.
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Biology, 23.06.2019 00:30
The permo-triassic extinction event had a greater impact on the number of earth’s species than did the extinction event at the end of the cretaceous. question 4 options: true false
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What types of evidence allow scientists to infer that single-celled life likely existed 3.8 billion...
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