皮皮学，免费搜题
登录
搜题
【简答题】
用电泳方法分离蛋白质的原理是在一定的 pH 条件下,不同蛋白质的 ____________ 、 ____________ 和 ____________ 不同,因而在电场中移动的 ____________ 不同,从而使蛋白质得到分离。
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【判断题】A key variable in the high-performance work practices (HPWP) model is employee competence.
A.
正确
B.
错误
【单选题】Two of the most widely mentioned high-performance work practices in organizational behaviour are:
A.
ethical business practices and corporate social responsibility.
B.
avoiding counterproductive work behaviours and increasing workforce diversity.
C.
minimizing political behaviours and encouraging cooperation among organizational members.
D.
increasing employee involvement and job autonomy.
【单选题】Excel工作表B列保存了11位手机号码信息,为了保护个人隐私,需将手机号码的后4位均用"*"表示,以B2单元格为例,最优的操作方法是______。
A.
A=REPLACE(B2,7,4,"****")
B.
B=REPLACE(B2,8,4,"****")
C.
C=MID(B2,7,4,"****")
D.
D=MID(B2,8,4,"****")
【单选题】Which of the following is NOT a concern expressed with respect to high-performance work practices (HPWP) perspective?
A.
The HPWP perspective fails to consider the impact of such practices on the environment and society.
B.
HPWPs satisfy shareholder and customer needs at the expense of employee well-being.
C.
The HPWP perspective lacks theoretical understanding of why such practices improve performance.
D.
Even when HPWPs are successful, management is reluctant to share the financial benefits with workers.
相关题目：