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【單選題】
男性體細胞中存在的X染色體和Y染色體互為同源染色體。正常情況下，處在下列哪一分裂階段的部分細胞同時含有2條Y染色體而不含有X染色體（ ）
A.
有絲分裂前期
B.
有絲分裂后期
C.
減數第一次分裂后期
D.
減數第二次分裂后期
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舉報參考答案：
舉一反三
【單選題】All of the following things belong to the things that are most needed after the earthquake except _______________ .
A.
clothes
B.
food
C.
medicine
D.
tents
【單選題】The author's purpose in writing the passage is to ____________.
A.
tell us the earthquake taking place in Yunnan has caused 5,000 homeless
B.
warn the people in mountainous areas in Yunnan to take care of earthquake
C.
call on more help from the people all over the country
D.
yze why the earthquake took place in this area
【單選題】The underlined phrase in the 3rd paragraph(段落) means __________ in Chinese.
A.
放棄
B.
脫下
C.
拖延
D.
停止
【單選題】How many suggestions are mentioned in the passage?
A.
Five.
B.
Four.
C.
Three.
D.
Two.
【單選題】The earthquake took place ___________.
A.
in the early morning
B.
at noon
C.
in the afternoon
D.
at night
相關題目：
【單選題】All of the following things belong to the things that are most needed after the earthquake except _______________ .
A.
clothes
B.
food
C.
medicine
D.
tents
【單選題】The author's purpose in writing the passage is to ____________.
A.
tell us the earthquake taking place in Yunnan has caused 5,000 homeless
B.
warn the people in mountainous areas in Yunnan to take care of earthquake
C.
call on more help from the people all over the country
D.
yze why the earthquake took place in this area
【單選題】The underlined phrase in the 3rd paragraph(段落) means __________ in Chinese.
A.
放棄
B.
脫下
C.
拖延
D.
停止
【單選題】How many suggestions are mentioned in the passage?
A.
Five.
B.
Four.
C.
Three.
D.
Two.
【單選題】The earthquake took place ___________.
A.
in the early morning
B.
at noon
C.
in the afternoon
D.
at night
參考解析：
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