What is meant by , not all chromosomes are a perfect pair but 22 of them are paired perfectly
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Please find below the solution to the asked query.
The statement not all chromosome are a perfect pair suggests, humans have 23 pair of chromosome, out of 23 pair, 22 pair are autosomes. They control different body characters and are same in all human beings. The remaining pair i.e 23rd pair or allosome are sex chromosome and is not same in all humans. Females have a perfect pair of XX chromosome, where as male does not posses a perfect pair as the 23rd chromosome pair in males are XY.
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Please find below the solution to the asked query.
The statement not all chromosome are a perfect pair suggests, humans have 23 pair of chromosome, out of 23 pair, 22 pair are autosomes. They control different body characters and are same in all human beings. The remaining pair i.e 23rd pair or allosome are sex chromosome and is not same in all humans. Females have a perfect pair of XX chromosome, where as male does not posses a perfect pair as the 23rd chromosome pair in males are XY.
Hope this information will clear your doubts about the topic.
If you have any more doubts just ask here on the forum and our experts will try to help you out as soon as possible.
Regards.