Sperm Cell Quotes

#1. Although each egg cell produced by a woman carries a single X chromosome, the sperm cells produced by a man carry either an X or a Y. This means, in very simple terms, that the sperm cell determines a baby's sex.

Kenneth R. Miller

#2. The cloning procedure is similar to IVF. The only difference is that the DNA of sperm and egg would be replaced by DNA from an adult cell. What law or principle - secular, humanist, or religious - says that one combination of genetic material in a flask is OK, but another is not?

Nathan Myhrvold

#3. So many women come to me saying, "I have lost too,
and this one, and this one". So many embryos retreat
to flesh: the live cell of the mother. Don't tell me that it
will happen for me, when the only sure thing is a miracle:
the sperm nuzzling in its nest and the egg that opens, explodes.

Zoe Brigley

#4. Women of child-bearing age steadily run out of eggs by the continuous process of cell death. While reading a copy of the 'Guardian' carefully from cover to cover, a normal woman will have lost on average two eggs - while, typically, a normal man will have made 70,000 new sperm.

Robert Winston