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神经系统中枢部白质是泛指()聚集的地方,在新鲜标本上呈白色。...
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家畜疾病正常的诊断程序包括()、()、()、()和()。...
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单选题脑内部的白质是()。A 神经细胞体B 神经细胞核C 神经纤维D 神经核...
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判断题食物在酶的催化作用下,由大分子逐级分解为小分子营养物质的过程,称为生物学消化。A 对B 错...
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