Why does it take 1 million sperm to fertilize one egg?
They won't stop to ask directions.
Showing posts with label fertilize. Show all posts
Showing posts with label fertilize. Show all posts
Friday, October 7, 2011
Sunday, June 5, 2011
Why does it take 1 million sperm to fertilize one egg?
Why does it take 1 million sperm to fertilize one egg?
They won't stop to ask directions.
They won't stop to ask directions.
Friday, May 6, 2011
Why does it take 1 million sperm to fertilize one egg?
Why does it take 1 million sperm to fertilize one egg?
They won't stop to ask directions.
They won't stop to ask directions.
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