Verses of Prostration
Question :

Can a man or a woman in the state of janaba recite those verses which obligate prostration?

Answer :

It is not permissible for the person in the state of janaba to recite the verses of prostration. He may recite the rest of the Quran.

The Necessity of Ghusl
Question :

If one was unaware that ghusl was necessary because of janaba and was ignorant of being ignorant, and offered prayers in a state of janaba and later found out its obligation, is it obligatory on him to make up all of those prayers?

Answer :

Yes, he should repeat all the prayers that he offered during the state of janaba.

Janaba During the Fast
Question :

If I am fasting and I slept and had ejaculated semen, what do I do so my prayers will not be invalid?

Answer :

You should perform the ghusl of janaba before you can pray, and the fast is not affected.