题目内容

骨骼肌粗的无细胞提取液，每毫升含有32 mg蛋白质。在最适的条件下，10μl提取液的催化反应速度为0.14μmol／min。取50 ml提取液用硫酸铵沉淀法分离。将饱和度为20％至40％的沉淀物，再溶于10 ml水中，这个溶液的蛋白质浓度为50 mg／ml。从中取出10μl测定其反应速度为0.65μmol／min。计算：(1)提纯过程中酶的回收率；(2)酶的纯化倍数。

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We have worked extremely hard at Oakwood to provide our clients with the most effective financial 1 and 2 possible. The fact that we have built the company upon personal 3, is a testament to the honest, open and impartial way in which we conduct business. Our projected turnover for the forthcoming year is over £2 million and this is a true indication of the dedication that we have—not only to the continued 4 of Oakwood, but also to our clients’ businesses.Oakwood can help to deal with the financial pressures of running any growing business. Often it can be difficult to establish the true financial needs of a company because the person in question does not have the necessary 5 or training to draw upon. Oakwood offers clients access to financial 6 who are able to assess and explain the financial concerns and needs of a growing company in order to not only point out where the client needs to take action, but also then push the business forward.All our consultants are highly experienced within the field of commercial finance. Assisting our clients to plan for their futures—in a domestic and a commercial sense—requires us to consider all aspects of their financial well-being. It makes sense for us to take care of all the clients’ financial needs, whether they are encompassed within their business or not. We can advise on pensions, loans,7 and any other concern or inquiry our clients may have. We are also careful to ensure that we highlight any protection needs ortax-saving opportunities that may exist. This level of service demands the financial planning skills that we have built 8 over the years, enabling us to fully understand the financial situation and needs of the individual as well as their business.Many business people simply do not fully understand the financial situation that their company is in and this “stick your head in the sand” approach almost always leads to difficulties in the future. Successfully planning the financial future of the business essentially guarantees future success and further growth. Using a reputable and highly skilled financial management company such as Oakwood takes the matter off the agenda. All of the hassle, jargon, regulation and 9 normally associated with financial matters is dealt with by us on the clients’ behalf,10 them to get back to the most important matter of all—running their business.

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