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_ chromosome are present in nucleus of human _ and _ is called sex hormone. |
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Answer» Answer: Explanation: The X chromosome is one of the two sex chromosomes in humans (the other is the Y chromosome). The sex chromosomes form one of the 23 PAIRS of human chromosomes in each cell. The X chromosome spans about 155 million DNA building blocks (BASE pairs) and represents approximately 5 percent of the total DNA in CELLS. |
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