After the first cell is fertilized, division and diversification take place to create the 60 trillion cells of the human body.
Sep. 13, 1987
Sep. 20, 1987
Sep. 27, 1987
Oct. 04, 1987
Oct. 11, 1987
Oct. 18, 1987
Oct. 25, 1987
Nov. 01, 1987
Nov. 08, 1987
Nov. 15, 1987
Nov. 22, 1987
Nov. 29, 1987
Dec. 06, 1987
Dec. 13, 1987
Dec. 20, 1987
Dec. 27, 1987
Jan. 03, 1988
Jan. 10, 1988
Jan. 17, 1988
Jan. 24, 1988
Jan. 31, 1988
Feb. 07, 1988
Feb. 14, 1988
Feb. 21, 1988
Feb. 28, 1988
Mar. 13, 1988
