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Explain how a flexible skeleton is related to locomotion in fishes
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The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that
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Which of these substances does not protect against invaders in the nonspecific immune response? a. saliva b. mucus c. tears d. urine
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Biology, 22.06.2019 08:00
Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plantsβ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.
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Biology, 22.06.2019 09:00
Suppose you could go back in time to interview henri becquerel on the day he discovered radioactivity. from his perspective, write an account of the discovery.
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Explain how a flexible skeleton is related to locomotion in fishes...
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