女。2岁。因智力低下就诊。查染色体核型为46,XX,一21,+t(21q21q),其母亲核型为45,XX,一21,21,+t(21q21q),若再生育,其下一
...体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21[98%]
女,2岁,因智力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q2lq)。若再生育,其下一
...体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再...[98%]
...力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再生育,其下一代发生本病的风险为A、10%
B、...
...体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再...[98%]
...力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再生育,其下一代发生本病的风险为A、10%
B、...
...体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,21,+t(21q21q),若再...[98%]
...力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,21,+t(21q21q),若再生育,其下一代发生本病的风险为A.10%
B.25%
...
...体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再...[98%]
...力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再生育,其下一代发生本病的风险为A、10%
B、...
21+21+21+21=______×______=______.[98%]
21+21+21+21=______×______=______.
...体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再...[98%]
...力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再生育,其下一代发生本病的风险为A、10%
B、...
...体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再...[98%]
...力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,-21,+t(21q21q)。若再生育,其下一代发生本病的风险为A、10%
B、...
64÷3=21…1正确的验算方法是()A.1×21+3B.1×3+21C.3×21+1[98%]
64÷3=21…1正确的验算方法是( )A.1×21+3B.1×3+21C.3×21+1