下列关于哺乳动物胚胎发育和胚胎工程的叙述,正确的是() A.体外受精完成后即可直接进

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问题:

下列关于哺乳动物胚胎发育和胚胎工程的叙述,正确的是()

A.体外受精完成后即可直接进行胚胎移植操作

B.胚胎干细胞具有发育全能性,它可发育成新个体

C.卵裂期胚胎细胞数目在不断增加,有机物的总量不断减少

D.通过胚胎分割产生多个相同后代的繁殖方式属于有性生殖

考点:高中生物胚胎工程胚胎工程题库
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SPA协同凝聚试验中的抗体类别是()

A.IgM

B.IgG

C.IgA

D.IgE

E.IgD

题型:单项选择题
A woman came out of her house and saw three old men sitting in her front yard. She said, "I don't think I know you, but you must be 36. Please come in and have something to eat."
"Is the man of the house home?” they asked. "No", she replied, "He's out." "Then we cannot come in", they replied.
In the evening when her 37 came home, she told him what had happened. "Go tell them I am home and invite them in!" The woman went out and invited the men in. "We do not go into a 38 together," they replied. "Why is that?" she asked.
One of the old men gave an 39 that their names were Wealth, 40 and Love. Then he added, "Now go in and 41 with your husband which one of us you want in your home."
The woman went in and told her husband what was said. Her husband was 42and he suggested inviting Wealth to fill their home with money,talking and laughing.“With riches,we buy new houses,expensive furniture,and colourful clothing. We will look much better in the eyes of both ourselves and our neighbours ”he said. And his wife wanted to invite Health; but their daughter-in-law 43 they should invite Love so that their home would be full of warmth. “With that,we will feel much better in our family and our neighbourhood as well. That’s of more importance.”she argued. 44 the husband said to his wife. "Go out and invite Love to be our guest."
The woman 45 and asked the three old men, "Which one of you is Love? Please come in and be our guest."
Love 46 and started walking toward the house.
The other two also got up and followed him. Surprised, the lady asked Wealth and Health: "I only invited Love, Why are you coming in?"
The old men replied 47: "If you had invited Wealth or Health, the other two of us would have stayed out, but since you invited Love, wherever He goes, we go with him. Wherever there is Love, there is also Wealth and Health!"
小题1:
A.frightenedB.starvingC.upsetD.confused
小题2:
A.friendB.adolescentC.husbandD.daughter-in-law
小题3:
A.HouseB.DinnerC.SystemD.Scene
小题4:
A.performanceB.approvalC.argumentD.explanation.
小题5:
A.SuccessB.CashC.HealthD.Recovery
小题6:
A.discussB.defendC.exchangeD.challenge
小题7:
A.selfishB.overjoyedC.upsetD.energetic
小题8:
A.informedB.suggested C.worriedD.included
小题9:At the beginning.    B.Somehow       C.As a matter of factD.At last
小题10:
A.went outB.came in C.stayed outD.went in
小题11:
A.stayed up B.got upC.mixed upD.looked up
小题12:
A.togetherB.properlylyC.altogetherD.hard
题型:单项选择题

男性,56岁。一年来尿频、尿急、尿痛,有时尿混浊,伴终末血尿,一般抗生素治疗无效。尿检:白细胞40~50个/HP,红细胞20~30个/HP。首先要做的检查是()

A.放射性核素肾图

B.IVU及尿结核菌检查

C.B超

D.膀胱镜检

E.CT

题型:单项选择题

文艺复兴时期,主张培养“完全的绅士”的教育家是( )。

A.莫尔 B.蒙旦 C.拉伯雷 D.维夫斯

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黄芩现代应用不包括()

A、小儿呼吸道感染

B、急性菌痢

C、流行性脑脊髓膜炎

D、病毒性肝炎

E、蜂窝组织炎

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