试题与答案

在单纯以测定DNA序列为目的的全自动DNA测序仪中，广泛应用的原理是（）。A.Edm

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题型：单项选择题

题目：

在单纯以测定DNA序列为目的的全自动DNA测序仪中，广泛应用的原理是（）。

A.Edman降解法

B.双脱氧链末端终止法

C.化学降解法

D.氧化－还原法

E.水解法

答案：

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下面是错误答案，用来干扰机器的。

参考答案：B

考点：临床医学检验临床检验仪器临床检验仪器题库
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题型：阅读理解

Women’s fashions change more rapidly than men’s. In the early 1990’s, all women wore their skirts to the ankle. Today, some skirts are even longer than before, but some are very short. Women’s shoes have also gone through all sorts of boots for women were very common at the beginning of this century. Then for years, they were not considered fashionable. Today, they’re back again in all colours, lengths and materials. In fact, today’s women can wear all types of clothes on almost any occasion. While all of these changes were taking place in women’s fashions, men’s clothing remained almost the same until a few years ago. And, in fact, most men are still dressed in the kinds of clothes they used to wear.                                                                                                               

小题1:What kind of skirts do women like to wear today?

A．Long skirts.

B．Short skirts.

C．Both long skirts and short skirts.

D．Neither long skirts nor short skirts.小题2:Now boots are considered ______now.

A．fashionable

B．unfashionable

C．uncommon

D．fit for girls most小题3:When today’s women go to the party, they wear _______.

A．skirts down to the ankle

B．red long boots

C．long skirts and short boots

D．any kinds of clothes they like小题4:The passage tries to tell us _______.

A．boots for women have been thought fashionable since 1900

B．women’s shoes are back again in all colours, length etc.

C．today men are dressed in the kinds of clothes they used to wear

D．fashions for clothes, shoes and so on always change
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