Sex in human embryo is determined by: |
'X' chromosome of egg 'X' or 'Y' chromosome of sperm Only 'Y' chromosome of sperm Health of mother |
'X' or 'Y' chromosome of sperm |
The correct answer is Option (2) –'X' or 'Y' chromosome of sperm Sex determination in human embryos is based on the combination of sex chromosomes inherited from the parents. Humans have two types of sex chromosomes, X and Y:
Here’s how sex determination works during fertilization: Egg Cell (Ovum):
Sperm Cell:
Fertilization:
Therefore, the sex of the human embryo is determined by whether the sperm carries an X or a Y chromosome. |