题目内容
人的卷舌对非卷舌是显性,一对能卷舌的夫妇生了一个不能卷舌的孩子,这对夫妇和孩子的基因型依次是
A.Rr、Rr、rr B.RR、RR、rr
C.Rr、rr、Rr D.RR、Rr、rr
A
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人的卷舌对非卷舌是显性,一对能卷舌的夫妇生了一个不能卷舌的孩子,这对夫妇和孩子的基因型依次是
| A.Rr、Rr、rr | B.RR、RR、rr |
| C.Rr、rr、Rr | D.RR、Rr、rr |
题目内容
人的卷舌对非卷舌是显性,一对能卷舌的夫妇生了一个不能卷舌的孩子,这对夫妇和孩子的基因型依次是
A.Rr、Rr、rr B.RR、RR、rr
C.Rr、rr、Rr D.RR、Rr、rr
A
人的卷舌对非卷舌是显性,一对能卷舌的夫妇生了一个不能卷舌的孩子,这对夫妇和孩子的基因型依次是
| A.Rr、Rr、rr | B.RR、RR、rr |
| C.Rr、rr、Rr | D.RR、Rr、rr |