[单选题]请开始答题:-3,-4,5,21,46,( )。A.69B.128C.255D.487
[单选题]1, 2, 3,8, 21,46, ( )。A.70B.87C.90D.100
[单选题]3,5,11,46,( )。A. 520B. 490C. 410D. 97
[单选题]3,5,11,21,()A .42B .40C .41D .43
[单选题,A2型题,A1/A2型题] 女孩,4岁。因智力低下就诊。查染色体核型为46,XX,-21,+t(21q21q)。查其母亲核型为45,XX,-21,21,+t(21q21q)。患儿母亲咨询:若再次生育,其下一代发生本病的风险为()A . 60%B . 70%C . 80%D . 90%E . 100%
[单选题]2,3,5,11,46,( )。A.520B.490C.410D.97
[单选题]2,3,5,11,46,( )。A.520B.490C.410D.97
[单选题]2,3,5,11,46,( )。A.520B.490C.410D.97
[单选题]2,3,5,11,46,( )。A.520B.490C.410D.97
[单选题]2,3,5,11,46,( )。A.520B.490C.410D.97