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Biology, 21.06.2019 17:00
How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey
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Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,
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Give an example of a trait that is controlled by more than one gene.
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Biology, 22.06.2019 09:40
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What tools might you use to observe birds...
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