【判断题】【消耗次数：1】
目前已知的第二信使只有cAMP一种
①
正确
②
错误
参考答案：
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相关题目
【单选题】
T细胞活化的第二信号是指
①
CD4与MHCⅡ分子间的相互作用
②
CD8与MHCⅠ分子间的相互作用
③
IL-1与相应受体间的相互作用
④
IL-2与相应受体间的相互作用
⑤
协同刺激分子与相应受体间的相互作用
【单选题】
T 细胞活化的第二信号是指
①
CD4与MHCII类分子间的相互作用
②
CD8与MHCI类分子间的相互作用
③
IL-l与相应受体间的相互作用
④
IL-2与相应受体间的相互作用
⑤
协同刺激分子与相应受体间的相互作用
随机题目
【单选题】
下列食物中属于优质蛋白的是( )。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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大米
②
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-padding-alt:0cm 5.4pt 0cm 5.4pt;
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mso-para-margin-bottom:.0001pt;
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mso-bidi-font-size:11.0pt;
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mso-ascii-theme-font:minor-latin;
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mso-font-kerning:1.0pt;}
豆腐
③
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
MicrosoftInternetExplorer4
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mso-para-margin-bottom:.0001pt;
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font-size:10.5pt;
mso-bidi-font-size:11.0pt;
font-family:"Calibri","sans-serif";
mso-ascii-font-family:Calibri;
mso-ascii-theme-font:minor-latin;
mso-fareast-font-family:宋体;
mso-fareast-theme-font:minor-fareast;
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mso-bidi-font-family:"Times New Roman";
mso-bidi-theme-font:minor-bidi;
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山药
④
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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/* Style Definitions */
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mso-fareast-font-family:宋体;
mso-fareast-theme-font:minor-fareast;
mso-hansi-font-family:Calibri;
mso-hansi-theme-font:minor-latin;
mso-bidi-font-family:"Times New Roman";
mso-bidi-theme-font:minor-bidi;
mso-font-kerning:1.0pt;}
年糕
【单选题】
椅深实质椅面前后的长度，合适的椅深为（ ）
①
儿童大腿的后3/4应置于椅面上
②
儿童大腿的后1/2应置于椅面上
③
儿童大腿的4/5应置于椅面上
④
儿童小腿的后面不留空隙