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Use "blastulae" in a sentence
"Mike Stark sent an email to Andrew Wilkow letting him know he was making him famous in the blogosphere with his radio call-in clip about saving the 2 year-old child vs. the 5 blastulae in the burning fertility clinc which quite deservedly got links on Atrios and Kos as well."
"If a fire breaks out in a fertility clinic and you can only save a petri dish with five blastulae or a two-year old child, which do you save?"
"Any fundy will tell you that Heaven is most definitely NOT filled with blastulae."