Plant fiber is which type of cell?
collenchyma
parenchyma
sc...
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Coquina, a type of limestone, forms from shell fragments that settle on the ocean floor. what type of rock is coquina?
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The cluster of developing cells from conception until birth is called an
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Which characteristics are typical of a human population in the postindustrial stage?
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What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.
Answers: 2
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