how many pairs of chromosomes are present in human being? out of these how many are sex chromosomes? how many types of sex chromosomes are found in human being? the sex of a newborn child is a matter of chance and none of the parents may be considered responsible for it draw a flowchart showing determination of sex of a newborn to justify the statement.
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1) 23 pairs
2) 1 pair
3)2 types X AND Y
2) 1 pair
3)2 types X AND Y
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¤ 46 means 23 pairs of chromozone are in human beings.
¤ 2 are Sex Chromosome or Allosomes and others are autosomes.
¤ Sex cromosomes are mainly X-cromosomes
and Y-cromosomes.
¤ Sex ditermination process is showened in image.
¤ 2 are Sex Chromosome or Allosomes and others are autosomes.
¤ Sex cromosomes are mainly X-cromosomes
and Y-cromosomes.
¤ Sex ditermination process is showened in image.
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