1.单选题- (共6题)

A.因为来自同一人体,所以各细胞中的 DNA 含量相同 |
B.因为各细胞中携带的基因不同,所以形态、功能不同 |
C.虽然各细胞大小不同,但细胞中含量最多的化合物相同 |
D.虽然各细胞的生理功能不同,但吸收葡萄糖的方式相同 |
A.植物细胞的胞间连丝具有物质运输的作用
B.动物细胞间的黏着性与细胞膜上的糖蛋白有关
C.ATP水解释放的能量可用于细胞内的吸能反应
D.哺乳动物的细胞可以合成蔗糖,也可以合成乳糖
A.在最基本的生命系统中,H2O有自由水和结合水两种存在形式 |
B.由氨基酸形成多肽时,生成物H2O中的氢来自氨基和羧基 |
C.有氧呼吸时,生成物中H2O中的氢来自线粒体中丙酮酸的分解 |
D.H2O在光下分解,产生的[H]将固定的CO2还原成(CH2O) |
2.选择题- (共4题)
Do you remember the last time you read a book, or a magazine? Is checking e-mails or updating microblog your daily reading habit? If you're one of those who don't make a habit of reading regularly, you might be really out.{#blank#}1{#/blank#}
Stress Reduction
No matter how much pressure you have at work, in your personal relationships, or other issues in daily life, it all just slips away when you lose yourself in a great story.{#blank#}2{#/blank#}
Knowledge
Everything you read fills your head with new information, and you never know when it might come into use.{#blank#}3{#/blank#}Besides, you might lose everything else—your job, your money, even your health, but knowledge can never be taken from you.
Vocabulary Expansion
{#blank#}4{#/blank#} As a result, this will gradually enlarge your everyday vocabulary. Then you might become more knowledgeable and well-spoken, which can increase your self confidence and even help you get promotions more quickly.
Better Writing Skills
Exposure to well-written work has a great effect on your own writing. In other words, writing styles of other authors will influence your own work.{#blank#}5{#/blank#}
Now that reading has so many benefits, step away from your computer and go hunting for something new to read!
A. Here are some benefits of reading.
B. Here are some suggestions for your health.
C. The more you read, the more words you gain exposure to.
D. This goes hand-in-hand with the expansion of your vocabulary.
E. A well-written novel can bring you pleasure, and allow you to relax.
F. The more knowledge you have, the better-equipped you are for your life.
G. That is why beginners always learn how to write by reading the works of others.
3.实验题- (共1题)

请分析并回答:
(1)生长素为似物是对植物生长发育有重要
(2)振荡培养的目的是:①增加溶液中的
(3)生长素类似物A溶解于
(4)图2中,对照组切段的平均长度是
(5)图2中,浓度为0.1mg/L时实验二所得数据与实验一偏差较大,在做原始记录时对该数据应
A.舍弃 | B.修改 | C.如实填写 |
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【1】题量占比
单选题:(6道)
选择题:(4道)
实验题:(1道)
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【2】:难度分析
1星难题:0
2星难题:0
3星难题:0
4星难题:0
5星难题:0
6星难题:4
7星难题:0
8星难题:2
9星难题:1