<span>Sacajawea followed the pair, carrying Jean Baptiste ("Pomp"). Sacajawea instantly proved invaluable to the expedition in these early stages, as she was always able to find fruits, berries and other items the expedition needed. hope that helped</span>
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In a cell signaling pathway EGF is a ligand which binds to EGFR which activates the receptor. The receptor initiates the cell signaling pathway. Celluar response iniates ceel division. Cell devision resluts in new cells that result in tissue repair.
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so basically you need to check if what you have can go with what you have
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