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【多选题】
证明多数酶是蛋白质的证据是A.
水解产物是氨基酸
B.
可被蛋白酶水解
C.
使蛋白质变性的因素 , 也使酶变性
D.
有和蛋白质一致的颜色反应
E.
反复重结晶 , 其比活性不变
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举一反三
【多选题】Marketing and sales strategy part includes_____.
A.
channels of distribution strategy
B.
a sales force strategy
C.
current funding requirement
D.
communication strategy
【单选题】A company's marketing and sales strategy
A.
defines the set of customer needs that it seeks to satisfy through its products and services.
B.
specifies the portfolio of new products that it will try to develop.
C.
specifies how the market will be segmented and how the product will be positioned, priced, and promoted.
D.
determines the nature of procurement and transportation of materials as well as manufacture and distribution of the product.
E.
determines how it will obtain and maintain the appropriate set of skills and abilities to meet customer needs.
【简答题】解方程 x+ 7 9 x= 4 3 2 3 x+8=12．
【简答题】It’s really a tough job for automakers doing marketing and sales in China, where competition is acute and customers have little loyalty. They have tried a range of tricks in recent years. But there sh...
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