centi-. a combining form meaning âhundredthâ or âhundredâ: centiliter; centimeter; centipede.
An egg is an animal reproductive body that is spherical or ellipsoidal in shape. Inside the egg is the fertilized ovum that grows and develops as an embryo. It is produced and released outside of the animal body by fish, birds, snakes, insects, turtles, and other animals.
Egg cells, or ova, are the cells utilized by female organisms to reproduce offspring. In contrast, the reproductive cells used by males are referred to as sperm. In mammals, a new individual is formed when an egg from the mother and a sperm from the father come together and allow their genetic material to fuse.vulation. Egg cells are found in a special place within the body called ovaries. A woman is born with all of the egg cells she will ever have, but they do not present themselves for fertilization until after puberty. This is when ovulation first occurs.