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stellarik [79]
3 years ago
11

Even though the Punnett square calculates that a couple has a 50/50 chance of producing a male or female, there are slightly mor

e females born in the human population. Why might this be? Sperm carrying the Y chromosome swim slower and often lose the race to the egg. Girls are stronger in embryonic development. Females produce more X chromosomes. All of the above are correct.
Biology
2 answers:
pentagon [3]3 years ago
6 0

Girls are stronger in embryonic development. Is the correct answer.

Dmitry_Shevchenko [17]3 years ago
3 0
Females produce more X chromosomes. 

XX
XY


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