carol26
carol26 carol26
  • 09-01-2017
  • Biology
contestada

What are sex chromosome what determines whether a perla is mal or female

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samuelbtta
samuelbtta samuelbtta
  • 09-01-2017
ik they are X and Y.....
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emiliaroosevelt
emiliaroosevelt emiliaroosevelt
  • 09-01-2017
X and Y chromosomes; Females have two X chromosomes; males have one X and one Y chromosome.
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