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Biology, 21.06.2019 19:30
Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?
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What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material
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Biology, 22.06.2019 09:00
Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean
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Biology, 22.06.2019 13:00
Facilitated diffusion move large molecules and/or polar molecules across the cell membrane. what does facilitated diffusion use to do this?
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Indicate what the rate of cell division in cancerous tissue compared to the rate of cell division in...
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