James D.Watson和FrancisH. C.Crick因他们提出的()模型

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问题:

JamesD.Watson和FrancisH.C.Crick因他们提出的()模型而著名。

A.DNA结构

B.细菌细胞质的pH

C.氢氧化钾的酸性

D.纤维素的化学组成

考点:微生物学微生物学综合练习微生物学综合练习题库
题型:单项选择题

用简便方法计算.

9×37+9×63

0.9+1.08+0.92+0.1

8×5×125×40

1.38+1.75+0.25.

题型:单项选择题

属丁处断的一罪的是()

A.继续犯

B.连续犯

C.想象竞合犯

D.结果加重犯

题型:单项选择题

小儿脑肿瘤不多见的是()

A.星状细胞瘤

B.脑膜瘤

C.成髓细胞瘤

D.室管膜瘤

E.颅咽管瘤

题型:单项选择题

急性肾损伤

题型:单项选择题

Euthanasia has been a topic of controversy in Europe since at least 1936. On an average of six times a day, a doctor in Holland practices "active" euthanasia: (1) administering a lethal drug to a (2) ill patient who has asked to be relieved (3) suffering. Twenty times a day, life prolonging treatment is withheld or withdrawn (4) there is no hope that it can (5) an ultimate cure. "Active" euthanasia remains a crime on the Dutch statute books, punishable (6) 12 years in prison. But a series of court cases over the past 15 years has made it clear that a competent physician who (7) it out will not be prosecuted.

Euthanasia, often called "mercy killing", is a crime everywhere in Western Europe. (8) more and more doctors and nurses in Britain, Germany, Holland and elsewhere readily (9) to practicing it, most often in the "passive" form of withholding or withdrawing (10) The long simmering euthanasia issue has lately (11) into a sometimes fierce public debate, (12) both sides claiming the mantle of ultimate righteousness. Those (13) to the practice see themselves (14) sacred principles of respect for life, (15) those in favor raise the banner of humane treatment. After years (16) the defensive, the advocates now seem to be (17) ground. Recent polls in Britain show that 72 percent of British (18) favor euthanasia in some circumstances. An astonishing 76 percent of (19) to a poll taken late last year in France said they would like the law changed to (20) mercy killings. Obviously, pressure groups favoring euthanasia and "assisted suicide" have grown steadily in Europe over the years.

3()

A. against

B. off

C. of

D. out of

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