Acini: granulations, like those on a blackberry: the terminal secreting tubes of glands. [Please select]
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Its acini or alveoli are lined with a layer of secretory, columnar, finely granular cells and arranged with great regularity along the excretory duct, which is straight and cylindrical and opens with vipers into the hollow poison fang, with our colubrines into the groove on the anterior surface of it. [Please select]
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