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Definition of X chromosome noun from the Oxford Advanced Learner's Dictionary

X chromosome

noun
 
/ˈeks krəʊməsəʊm/
 
/ˈeks krəʊməsəʊm/
 (biology)
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  1. a sex chromosome. Two X chromosomes exist in the cells of human females. In human males each cell has one X chromosome and one Y chromosome.Topics Biologyc2
See X chromosome in the Oxford Advanced American DictionarySee X chromosome in the Oxford Learner's Dictionary of Academic English
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noun
 
 
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