they jion the they come and the unite.
Life begins when the egg cell and sperm cell unite to form the zygote.
the man put in his sperm cell to the female body
because the sperm cells fail to find the egg cells or the sperm isn't good to unite with the egg
Zygote
This is called the zygote. As it divides, it forms the embryo.
zygote
One because the sperm is one cell and the egg is one cell
Two sperm, one egg - no. Two sperm, two eggs - yes.
There can be only one.
Life begins when the egg cell and sperm cell unite to form the zygote.
fertilzation .
When a sperm cell and an egg cell unite they form a zygote which now has the DNA it needs to divide and form a new individual. The sperm cell and the egg cell have one half the amount of DNA necessary to form a new individual.
Generally, one sperm cell and one egg cell unite for each offpring that is created (some cases, such as monozygotic/idential twins, are different). This means that if a human has one baby, it was one sperm and one egg. Or if a dog has 5 puppies, it was 5 egg cells and 5 sperm cells that united.
This is called the zygote. As it divides, it forms the embryo.
This is called the zygote. As it divides, it forms the embryo.
millions of sperms cell unite with egg cell.......okie??millions of sperm cell
In sexual reproduction, a sperm and egg cell unite to form the first cell of the new offspring.