Let's now explore this window further to find out when was the best time.The egg once released have a lifespan of twelve (12)hours. The egg therefore, needs to be fertilized in this twelve- hour period for conception to occur. The sperm on the other hand can survive as much as 5 days in the reproductive duct. Dr. Cole will be the President of Bennett College in Greensboro, North Carolina. She is President emerita of Spelman College and Professor Emerita of Anthropology, Women's Studies, and African American Studies at Emory University. A nationally known African American feminist-intellectual, she may be the author of several books, including Conversations: Straight Talk with America's Sister President. These pills not only increase blood flow to the genitals but also boost and balance production of sex hormones in your body. If you quit each time, at least you are doing something to avoid getting pregnant. But couples that rely only on sexual intercourse do tend to get pregnant. Ink is sprayed out from the nozzle by a certain pressure, while the drive rod shake in required frequency and amplitude so as to split the ink into drops, then the machine charge the ink drops. Ink drops with different electric quantity charged are deflected by the force generated in the high voltage electric field. Meanwhile, through the movement of the products, we got the image-text coding information we need.