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Biology, 21.06.2019 22:00
In what for do plants utilize nitrogen? why do they need nitrogen?
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Biology, 22.06.2019 01:30
In a classic experiment using pea shape, mendel conducted two separate genetic crosses. in the first cross the parent plants were βtrue breedingβ for pea shape; one had round peas ( r )and the other had wrinkled (r). the first cross produced a filial 1 generation of all round peas. in the second cross, mendel bred plants from the filial 1 generation. this cross produced different results. out of approximately 1000 plants, about 75% were round and 25% were wrinkled.
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Biology, 22.06.2019 11:30
According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes
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Biology, 22.06.2019 12:00
What type of graph presents information about how often certain or traits occur?
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Mathematics, 02.11.2019 21:31
Mathematics, 02.11.2019 21:31
Mathematics, 02.11.2019 21:31
Biology, 02.11.2019 21:31
Mathematics, 02.11.2019 21:31
Mathematics, 02.11.2019 21:31
Social Studies, 02.11.2019 21:31