Write down characters according to the given pinyin.chū xiàn ______ 现
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Write down characters according to the given pinyin.shì jiè______ 界
Write down characters according to the given pinyin.chī jīng______ 惊
Which cellular component can be seen with the electron microscope?
A. DNA
B. cell wall
C. nucleus
D. cytoplasm
E. all
What is the basic pathologic change of lobar pneumonia?()
A. granulomatous inflammation
B. fibrinous inflammation
C. suppurative(purulent) inflammation
D. serous inflammation
E. hemorrhagic inflammation
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