问题
单项选择题
与Ⅰ型角蛋白的特点不符的是()
A.等电点为酸性
B.分子量为40~56.5kD
C.包括K10~K20
D.等电点为中性一碱性
E.常与Ⅱ型角蛋白配对表达
答案
参考答案:D
解析:Ⅰ型角蛋白的等电点为酸性,又称为酸性角蛋白。
与Ⅰ型角蛋白的特点不符的是()
A.等电点为酸性
B.分子量为40~56.5kD
C.包括K10~K20
D.等电点为中性一碱性
E.常与Ⅱ型角蛋白配对表达
参考答案:D
解析:Ⅰ型角蛋白的等电点为酸性,又称为酸性角蛋白。
仔细阅读以下每个人对他们去的地方的描述,然后与方框相关的选项相匹配,并将正确答案前的字母编号填写在题前的括号内。 | |
( ) 1. Tom: I went to the Great Wall to spend the May Day holiday with my parents. ( ) 2. Lucy: I went to a summer camp during the vacation to improve my spoken English. ( ) 3. George: I went to New York City on Business (出差) last month. I stayed there for a week. ( ) 4. Bill: I went to a concert last night with some of my friends. We are all music fans. ( ) 5. Maria: I spent seven days at a beautiful and famous beach in August.
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