Thus, an egg's mitochondria all come from the mother. The father does not ever contribute anything to the egg except some DNA for the nucleus. And, si...ce the mitochondria used to be independent life forms in their own right, they have their own DNA that tells them how to do all the work of being mitochondria. That fertilized egg's mDNA is identical in every way to the mother's mDNA, since all it did was split in two. Unless there is a mutation in your mDNA, it will be identical to your. A little more guttural. Way more arousing."You ok with this?" I whisper in his ear while continuing to massage his thigh."Only if you are," he answers with need in his voice. That was all I needed to hear.I begin gently rubbing his dick and I can feel its hardness. I go to undo his belt but his hand is already doing it. I instead undo his zipper and stick my hand directly in his pants while still kissing his neck."Oh god," he whispers."Keep your eyes on the road, Chris,' I whisper to him.. More

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