Cells can exchange inorganic ions and small metabolites with neighboring cells in the tissue. Which of the following proteins allows these ions and molecules to move from cell to cell? Connexin Dynein Vinculin Cadherin O B-Catenin QUESTION 51 The side chain of which amino acid is most likely to be found in the center of a tightly packed, water-soluble globular protein such as myoglobin? O Serine Leucine Aspartate Glutamine Arginine

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