搜题请搜索小程序“爱下问搜题”
问题 选择题

某三十九肽中共有丙氨酸(R基为―CH3)4个，现去掉其中的丙氨酸得到4条长短不等的多肽(如图)，下列有关该过程的叙述中错误的是

[ ]

A．肽键数目减少7个

B．C原子减少12个

C．氨基和羧基分别增加3个

D．O原子数目减少7个

答案

答案：D

填空题

Research studies show that there are some fundamental (1) between men and women in their attitudes to (2) matters. Women are far more likely to save for their children’s (3) and to save up to buy a (4) . Men tend to save for a (5) , and for their (6) . But in fact the need for women to save for their old age is far (7) than for men. Throughout the world, women are likely to live many years (8) than men. Furthermore it is the (9) women who will most often have to look after the children and thus they need more (10) to look after not just themselves but others. Women today need to look ahead, think ahead, not wait until they’re under (11) .
A number of (12) have been set up to help them do this. Some educational institutions offer night (13) in Money (14) . They can be given (15) on different ways of saving. It is usually advised that at least (16) of a person’s savings should be in low-risk investments but for the rest, (17) advisors often advise taking some (18) risks. Initiatives such as this can give women the economic (19) and knowledge they need for a comfortable, (20) retirement.
查看答案
单项选择题

比尔盖茨说：“创意具有裂变效应，一盎司创意能够带来无以数计的商业利益、商业奇迹。”这蕴涵的哲学道理是（）

A、意识是客观存在的反映

B、意识活动具有主动性和创造性

C、正确意识具有决定作用

D、意识是人脑特有的机能
查看答案