Answer:
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All of the liquid molecules in cell membranes amphipathic (or amphiphilic) -that is, they have a hydrophilic ("water loving") or polar end and a hydrophobic ("water fearing") or nonpolar end. The most abundant membrane lipids are the phospholipids. These have a polar head group and two hydrophobic hydrocarbon tails.
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Answer:How long each heart beat are apart
Explanation:
the vein isnt conected to ur heart :P
The question is B soil erosion upstream
Letter C, the third option.
Explanation
