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【简答题】Do you know how to play a called “Musical Chairs”? It is easy to play and most people enjoy it. All you need are some chairs, some people and some way of music. You may use a piano or any ...
【简答题】Do you know how to play a called “Musical Chairs”? It is easy to play and most people enjoy it. All you need are some chairs, some people and some way of music. You may use a piano or any ...
【单选题】外耳道多毛症仅见于男性(a);人类抗维生素D佝偻病中,若患者为男性,则其女儿一定患此病(b).对a和b理解正确的是( )
A.
a病基因位于X染色体上,且为显性遗传病,b也一样
B.
a病基因位于Y染色体上,b病为X染色体上的显性遗传病
C.
a病基因位于Y染色体上,b病为X染色体上的隐性遗传病
【单选题】外耳道多毛症仅见于男性(a),人类抗维生素D佝偻病中,若患者为男性,则其女儿一定患此病(b)。对a和b的理解正确的是( )
A.
a 病基因位于X染色体上,且为显性遗传病,b也一样
B.
a 病基因位于Y染色体上,b病为伴X染色体显性遗传病
C.
a 病基因位于Y染色体上,b病为伴X染色体隐性遗传病
【简答题】根据诗句写出除作者之外的相关人物: 本是同根生,相煎何太急。(1) 莫愁前路无知己,天下谁人不识君。(2) 孤帆远影碧空尽,唯见长江天际流。(3) 李白乘舟将欲行,忽闻岸上踏歌声。(4) 劝君更尽一杯酒,西出阳关无故人。(5)
【简答题】Do you know how to play a called “Musical Chairs”?It is easy to play and most people enjoy it. All you need are some chairs, some people and some way of music. You may use a piano or any o...