• 2022-06-11 问题

    ______ biologist advancing understanding of the role of microRNAs in the development of cancer. A: Molarity B: Molecular C: Melodious D: Melanin

    ______ biologist advancing understanding of the role of microRNAs in the development of cancer. A: Molarity B: Molecular C: Melodious D: Melanin

  • 2021-04-14 问题

    每一个黑素细胞连接大约多少个角质形成细胞,构成一个表皮黑素单元(epidermal melanin unit)?

    每一个黑素细胞连接大约多少个角质形成细胞,构成一个表皮黑素单元(epidermal melanin unit)?

  • 2022-06-11 问题

    下列何者非人体天然紫外线防御因子?() A: 角质层的蛋白(Keratin) B: 犬尿酸(Urocanic-acid) C: 弹力蛋白(Elastin) D: 黑色素(Melanin)

    下列何者非人体天然紫外线防御因子?() A: 角质层的蛋白(Keratin) B: 犬尿酸(Urocanic-acid) C: 弹力蛋白(Elastin) D: 黑色素(Melanin)

  • 2022-05-29 问题

    Which of the following is not the characteristic of pigment epithelial cells. A: Derived from neuroectoderm B: Contains a lot of melanin particles C: Phagocytic function D: Storages vitamin A E: Can synthesize visual pigment

    Which of the following is not the characteristic of pigment epithelial cells. A: Derived from neuroectoderm B: Contains a lot of melanin particles C: Phagocytic function D: Storages vitamin A E: Can synthesize visual pigment

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