So, even in Casablanca, the business capital of Morocco, voters voted overwhelmingly for the PGD.

FORBES: Don't Fear Morocco's Islamists

In PGD, a cell is removed from the embryo for genetic testing to detect x or y chromosomes.

BBC: Q&A: Sex selection

At present it remains rare - of 13, 000 IVF births in 2006, under 50 were babies who had undergone PGD.

BBC: Parents 'refused genetic tests'

Preimplantation genetic diagnosis (PGD), the technique used to see if an embryo is a match, is legally permitted now if a genetic condition is present in a family.

BBC: Embryology Bill: The key points

She agreed that some parents did have difficulty obtaining funding for PGD from their local trust, particularly if they already had one child who was not affected by the disease.

BBC: Parents 'refused genetic tests'

Even with a massive majority, the Islamist party (known officially as the Party of Development and Justice and known universally by its initials in French, PGD) lacks a 50% majority to govern alone.

FORBES: Don't Fear Morocco's Islamists

What about the PGD itself?

FORBES: Don't Fear Morocco's Islamists