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If in human a sperm (22+Y) fertilizes an egg (22+X), the sex of the foetus shall be :
  • a)
    Male
  • b)
    Female
  • c)
    Either male or Female
  • d)
    Can't say
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
If in human a sperm (22+Y) fertilizes an egg (22+X), the sex of the fo...
Explanation:

The sex of the foetus is determined by the sex chromosome present in the sperm. A sperm can carry either an X chromosome or a Y chromosome. On the other hand, the egg always carries an X chromosome. When a sperm carrying an X chromosome fertilizes the egg, the resulting foetus will be female (XX). When a sperm carrying a Y chromosome fertilizes the egg, the resulting foetus will be male (XY).

In this case, the given sperm carries a Y chromosome (22 Y) and fertilizes an egg that carries an X chromosome (22 X). Hence, the resulting foetus will have XY chromosomes, which means it will be a male.

Therefore, the correct answer is option 'A' - Male.
Free Test
Community Answer
If in human a sperm (22+Y) fertilizes an egg (22+X), the sex of the fo...
22+Y+22+X= 44+ XY
XY IS MALE...
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If in human a sperm (22+Y) fertilizes an egg (22+X), the sex of the foetus shall be :a)Maleb)Femalec)Either male or Femaled)Can't sayCorrect answer is option 'A'. Can you explain this answer?
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