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2021科学营

Authored by JO JO

Fun, Science

KG

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2021科学营
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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在DNA提取实验中,洗洁精的作用是

破坏细胞膜

促进DNA析出

破坏细胞核

溶解DNA

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在显微镜的使用过程中,低倍换高倍后,如果发现图象不清晰,应当

调节粗准焦螺旋

调节细准焦螺旋

调整 灯光旋钮

擦拭目镜

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在自制人血涂片时,应当滴加的液体是

清水

碘酒

生理盐水

酒精

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

连接肩、肘的长骨名称是

肱骨

股骨

骶骨

髂骨

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

健康成年人的骨骼总数是

205

206

305

306

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下哪个选项不是常见的骨骼类型

长骨

短骨

圆骨

扁骨

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

开创了无菌手术技术的医生是

弗莱明

希波克拉底

巴斯德

李斯特

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