Question

discuss how the sex of the unborn child gets determined in human beings

Answer 1

the sex of an unborn child can be determined by -

1) amniocentesis - analysing the chromosome of the amniotic fluid .

2) PUBS - percutaneous Umbilical Blood sampling or cordocentesis

Answer 2

This information is present in the thread like structure called chromosomes. All human biengs have 23 chromosomes. Out of these two chromosomes are the sex chromosome named as X and Y.

Male contain one X and one Y chromosome and female contain two X chromosomes. When Y chromosome fertilises the egg, the egg have one X and one Y chromosome so it will develop into a male. But whe n X chromosome fertilises tge egg, the egg have two X chromosomes and so develop into a female child.

Hence, the sex of an unborn child is determined.

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