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Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above
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Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots
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Agroup of students want to live a healthier life style they decide to use one of these following vegetable oils for cooking apex
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Biology, 22.06.2019 19:20
Molecules like glucose and amino acids are not lipid soluble, so cannot cross the cell membrane by simple diffusion. instead, they are shuttled across by carrier proteins in the membrane from high to low concentration. does this process require energy from the cell? this is an example of what type of molecular movement?
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Which group of animals belong to the coral reef ecosystem?
I. fishes, corals
II. mollusk...
II. mollusk...
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