Terror Within II 
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Ernie: It feels like my insides are on fire.
Ariel: There's nothing wrong with people needing each other.
Ariel: Stop! Stop right there! Don't hurt him! You're part of him! You're part of me!
Elaba: You have come at last - the prophecy has been fulfilled.
Kara: A mutant sperm of some sort, forcing its way into the embryo, fusing with it, battling for genetic dominance!
"Terror Within II Quotes." Quotes.net. STANDS4 LLC, 2014. Web. 1 Oct. 2014. <http://www.quotes.net/movies/Terror Within II>.