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Title: In one kind of abnormal chromosome inheritance called Down syndrome, a child has three copies of? Post by: julia.s on Mar 14, 2013 In one kind of abnormal chromosome inheritance called
Down syndrome, a child has three copies of A. chromosome X. B. chromosome 23. C. chromosome Y. D. chromosome 21. Title: In one kind of abnormal chromosome inheritance called Down syndrome, a child has three copies of? Post by: ILoveGod on Mar 14, 2013 D
Title: In one kind of abnormal chromosome inheritance called Down syndrome, a child has three copies of? Post by: ilovejusten on Mar 14, 2013 D. chromosome 21
Title: In one kind of abnormal chromosome inheritance called Down syndrome, a child has three copies of? Post by: lemon09 on Mar 14, 2013 D.
Title: In one kind of abnormal chromosome inheritance called Down syndrome, a child has three copies of? Post by: ilovehkhk on Mar 14, 2013 You should do your own home work, you go to school to learn how to learn. Having people on Yahoo do your homework isn't going to teach you anything but how to cheat. I guess if all you want to do if flip burgers all your life then it will be OK.
By the way it is D. |