Thousands of hundreds of sperm race towards the egg for the chance of fertilization. Normally, only one gets there first and has the winning prize of fertilization.
Egg cells are the biggest: you could only fit one on the head of a pin. But I'm not sure if a sperm cell is bigger than a red blood cell or vice versa.
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Eggs do not move, but sperm do. The sperm's tail allows it to move more quickly to the egg.
Yes, it is possible for 2 sperm to reach the egg, however only one will fertilize the egg. It isn't uncommon for more than 2 to reach the egg, depending how are along the egg is down the falopian tube. And how much sperm was ejaculated.
Fertilization occurs when a sperm and egg unite.
sperm needs to mature enough to reach the egg to form zygote
sperm and egg. the sperm FERTILIZES the egg.
The sperm fertilised the egg.
The size of egg is larger than sperm because the the sperm enters inside the egg and egg has to accommodate the sperm. And egg contains fats and nutrients in order to feed zygote in case of pregnancy.
A sperm and an egg.
The joining of an egg and a spermatazoan (sperm) is called fertilization.
The joining of an egg and a spermatazoan (sperm) is called fertilization.