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which the size and structure depend on the composition chemistry of secrets Their number fluctuates step by step. of the secretion process in the cytoplasm of some lymph nodes such as those involved in the formation of hydrochloric acid. In the stomach, intracellular secretory ducts are found. Deep invasion of microvilli covered plasmolemma Plasma Lemma has a different structure on the lateral surfaces. base and tip of the cell. At first, they form demosomes.
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โพสต์โดย : nomo
