举一反三
- The reaction catalyzed by lysozyme is a ____________: the enzyme adds a molecule of water to a single bond between two adjacent sugar groups in the polysaccharide chain, thereby causing the bond to break.
- For a reaction of A＋BC, the empirical rate law is , then the reaction must be an elementary reaction. A: 正确 B: 错误
- The rate of second-order reaction remains constant throughout the reaction.
- Each person's fingerprints are _________. A: single B: unique C: only D: usual
- The catalyst cannot change ∆G of the reaction, but it can change ∆H of the reaction.
内容
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One of the parents is type A and the other is type B. the possible blood type of their children is A: It can only be type AB B: It can only be type A or type B C: It can only be type A, B and AB D: Type A, B, AB, O E: It can only be type AB or type O
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If there is only one camshaft in each cylinder head, it is called the single overhead camshaft (SOHC) as shown in Fig.2-8a．
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______ operation takes a single input image into a single output image in such a way that each output pixel's gray level depends only upon the gray level of the corresponding input pixel.
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The trend of energy decrease is the only factor that promotes the spontaneous reaction.
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Amplification results when an enzyme associated with a signal receptor is activated and, in turn, catalyzes the activation of many molecules of a second enzyme, each of which activates many molecules of a third enzyme, and so on, in a so-called _____________________.