A certain couple got only four daughters in a row and no son. Does it mean that the husband does not produce Y-bearing sperms? Explain.

Q. A certain couple got only four daughters in a row and no son. Does it mean that the husband does not produce Y-bearing sperms? Explain. [3 MARKS]

Q. A certain couple got only four daughters in a row and no son. What is the reason for this condition?

Q. Mohan has two daughters. He blames his wife for bearing only daughters and no son. How will you convince Mohan that his wife has no role in giving birth to daughters only so that she should not be blamed for it. Further, females are rather more important component of society, What values are involved in this advice?

Q. Recessive mutations in some rare genetic disorders can manifest as disease. A couple had four sons and four daughters, of which two sons developed such a genetic disorder. The parents did not manifest disease symptoms. Further studies shows that this disease affects only males. If genes $P$ (dominant allele) and $p$ (recessive allele) are involved in this disorder, identify the correct statement from the options given below.