81.   There, they will join about a dozen more fertilized eggs expected from zoos in the Bronx, Cincinnati and Memphis and from the Pittsburgh National Aviary.

82.   They are fighting the measure because it would recognize a fertilized egg, embryo or fetus as a person who independently could be the victim of a crime.

83.   They suspect that the hormones induce menstruation or prevent the implantation of a fertilized egg.

84.   They are close cousins to the fertilized egg, although they cannot by themselves develop into an infant.

85.   This ability of genes to send signals to other genes helps guide the unfolding of the fertilized egg into a fetus.

86.   This means the fertilized egg has one set of chromosomes from the mother and one from the father.

87.   They work by preventing a fertilized egg from implanting in the uterus.

88.   This fertilized egg must then be able to divide many times, implant in the uterus and form a placenta that is its lifeline until birth.

89.   This Mr. Nice Guy broods fertilized eggs in his mouth and, once they hatch, gingerly introduces his offspring to the big world.

90.   Thus, they oppose birth control devices that can prevent a fertilized egg from implanting and growing in the womb.