America in Transition Pages

Wednesday, August 26, 2015

Fertilization discovery: Do sperm wield tiny harpoons?

Could the sperm harpoon the egg to facilitate fertilization? That’s the intriguing possibility raised by the discovery that a protein within the head of the sperm forms spiky filaments, suggesting that these tiny filaments may lash together the sperm and its target.

from Strange & Offbeat News -- ScienceDaily http://ift.tt/1LAELPj
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