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Very Large Molecules (Macromolecules)can Be Transported Across Membranes by ________

Question 25

Multiple Choice

Very large molecules (macromolecules) can be transported across membranes by ________.


A) pores or channels with very large openings through the center
B) active transport proteins
C) diffusion down a concentration gradient
D) endocytosis or exocytosis

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