04-08-2011, 08:01 AM
Which of the following karyotypes is not compatible with survival to birth?
a) 47,XY,+13
b) 47,XX,+18
c) 47,XY,+21
d) 45,Y
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genetic q - raheem
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 Which of the following karyotypes is not compatible with survival to birth? a) 47,XY,+13 b) 47,XX,+18 c) 47,XY,+21 d) 45,Y
04-08-2011, 08:27 AM
this Q is the answer for(why comlete mole is 46xx)
Which of the following karyotypes is not compatible with survival to birth? Your Answer: d) 45,Y Feedback: The human embryo cannot survive without an X chromosome.
04-08-2011, 09:16 PM
x chromosome is very important for survival -if one x chromo u can survive but only 1 Y chromo and no X cromo u cant survive
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