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Biology, 21.06.2019 20:00
Which group is noted for the independence of gametophyte and sporophyte generations from each other? a) ferns b) mosses, hornworts, and liverworts c) charophytes d) angiosperms e) gymnosperms
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Biology, 22.06.2019 09:00
The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer
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Biology, 22.06.2019 14:00
Some substances but not other can cross the (blank) membrane of a cell
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Biology, 22.06.2019 16:30
Why do mountaineers become breathless as they reach high altitudes
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James drives 400 km in 5 hours to his grandmothers....
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