The fertilized ovum rapidly develops.
"The People's Common Sense Medical Adviser in Plain English" by R. V. Pierce
Several days may elapse before the spermatozoa meet with an ovum and fertilize it.
"Aids to Forensic Medicine and Toxicology" by W. G. Aitchison Robertson
ZYGOTE (yolk), the fertilized egg-cell; the united cell formed by the union of the ovum and spermatozooen after fertilization.
"Applied Eugenics" by Paul Popenoe and Roswell Hill Johnson
This fertilization of the ovum or joining of the male and female elements is called conception.
"Herself" by E. B. Lowry
Fertilization is effected by a spermatozoon meeting with the ovum.
"Text Book of Biology, Part 1: Vertebrata" by H. G. Wells
Pronucleus: the nucleus of male and female elements, spermatozoa and ova, the union of which forms the nucleus of a fertilized ovum.
"Explanation of Terms Used in Entomology" by John. B. Smith
I will now pass on to consider the embryogeny of the Metazoa, beginning at its earliest stage in the fertilization of the ovum.
"Darwin, and After Darwin (Vol. 1 and 3, of 3)" by George John Romanes
It is the same power that enables the fertilized ovum to develop into an animal.
"Astounding Stories of Super-Science February 1930" by Various
In normal fertilization, as a rule, only one spermatozoon fuses with the ovum.
"Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3" by Various
EM'BRY, an immature organism, especially in the earlier stages of development from the fertilized ovum onwards.
"The New Gresham Encyclopedia" by Various
Mississippi expressly said, while Michigan simply presupposes, that the fertilized human ovum, a zygote , is a person entitled to the equal protection of the laws.
Mississippi expressly said, while Michigan simply presupposes, that the fertilized human ovum, a zygote, is a person entitled to the equal protection of the laws.
Our world is ﬁlled with swimming microorganisms: The spermatozoon that fuse with the ovum during fertilization, the bacteria that inhabit our guts, the protozoa in our ponds, and the algae in the ocean.
The hydrodynamics of swimming microorganisms