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How does the circulatory system work at the tissue level?
A. Nutrients are de...
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Biology, 21.06.2019 22:30
Witch type of microscope is used to view very small cell components like proteins and dna?
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Biology, 22.06.2019 16:30
9. technology can bring both good and bad things. building a vertical farm can increase food supplies in cities (good), but it may cause unemployment in rural areas (bad). give another example of both the good and bad sides of a technological advancement (5 noints)
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Biology, 22.06.2019 18:10
Which chemical reaction shows photosynthesis? a. water + carbon dioxide + sunlight → oxygen + glucose b. carbon + oxygen → carbon dioxide c. hydrogen + oxygen → water d. nitrogen + hydrogen → ammonia
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Mathematics, 03.04.2020 02:43