[hocndoc]

Ooops, we crossed the posting lines. (Great minds?)
The oocyte production would be freeing for the researchers - less messy human interaction.

I don't know about multiple uteruses with one body - twins are hard on moma's kidneys and livers. Probably use tweakable biomechanical systems.

[mamelukesabre]

The babies are not allowed to fully develop. How much strain on the mothers kidneys and liver is there if the pregnancy is termanated after three months? My guess is "not much".