The epidermis is made up mainly of skin cells called keratinocytes. Keratin means (two words)
hardened protein
举一反三
- The cells of the skin which are responsible for the sense of touch are called A: keratinocytes B: Merkel cells C: Langerhans cells D: T-cells
- The stem cells in the epidermis are:() A: basal cells B: spinous cells C: Langerhans cells D: Merkel cells E: keratinocytes
- The main cells of the human epidermis are A: Melanocytes B: Keratinocytes C: Langerhans cells D: Merkel cell E: Fibroblasts
- Which of the following immune cells are mainly distributed on the epidermis: A: lymphocyte B: mast cell C: endothelial cells D: langerhans cells
- The two types of cells that make up the epidermis are A: keratinocyte and non-keratinocyte B: keratinocyte and Merkel cell C: keratinocyte and melanocyte D: melanocyte and Langerhans cell
内容
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The main cells of skin epidermis do not include A: Melanocyte B: keratinocyte C: Langerhans cell D: Merkel cell E: mast cell
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Antibodies are made by a class of white blood cells called ___ lymphocytes.
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The legislative branch is called Congress. It is made up of two groups of legislators一the ______and ______. A: the Senate B: the House of Representatives C: the Cabinet D: the Supreme Court
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In phonological analysis the words fail-vail are distinguishable simply because of the two phonemes /f/-/v/. The two words are called a minimal pair.
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Natural gas is mainly made up of methane and other hydrocarbon gases.