The female gamete of an animal or plant, capable of fusing with a male gamete to produce a zygote.
1 Only a small part of the surface of the ovum is shown.
2 No sperm at hand, or effective enough to penetrate that wandering ovum .
3 Is the ovum itself a cell, or is it composed of cells?
4 In each house is the ovum , it comes forth after a thousand years.
5 In these the original nucleus of the ovum , the germinal vesicle, is lost.
6 It includes the placenta, the umbilical cord, and the membranes of the ovum .
7 These were produced from a single fertilized ovum , in laboratory conditions.
8 But he showed presently that the ovum was sound in quality.
9 POLYSPERMISM: the penetration of more than one sperm-cell into the ovum .
10 In his view, a fertilised ovum is a potential human being.
11 The ovum of many other animals has the same internal and external features.
12 The wide-awake, vibrating lifelike sperm plunges head first and bodily into the ovum .
13 This membrane is the follicle, from which the ovum afterwards issues.
14 As the ovum sinks into this especially prepared bed, the villi are formed.
15 The human ovum , taken from the female ovary, magnified 500 times.
16 Is the union of a sperm cell and an ovum a human being?
Другие примеры для термина "ovum"
Grammar, pronunciation and more
Ovum в диалектах
Соединенные Штаты Америки