【单选题】下列哪项不是常染色体显性遗传病的系谱特点:( )
B.
由于亲代印记所致,患者同胞的发病率明显与性别有关
D.
患者双亲中一方患病,致病基因不大可能由突变所致
【判断题】只有当一个项目的净现值为正时,这个项目才会被采纳。
【单选题】下列哪项不是常染色体显性遗传病的系谱特点
【简答题】使用查询汇总的函数分别是Avg(average)为 函数、最小值为Min函数、Max为 函数、计数为Count函数。
【单选题】The paragraph following the passage will most probably discuss ______.
A.
examples of successful young men
B.
how to build up one' s position in society
C.
joys and pains of old people
D.
what to do when one has problems in life
【单选题】With regarding to this model of color TV sets, the home-made ones are by no means ______ those made in Japan.