You could use any light-weight modeling substance, or you could carve one out of thick styrofoam.
use polystyrene balls in a white bag then paint the nucleus on then add two platted fluffy pipe cleaners and vwala
sperm make use of sugar when your having sex
bull sperm is used to make babys
out of clay or paper mache
You don't. You make babies with it.
Sperm
You make a model of a ground and then you use a metal peice and model it into a tetonic plate and try to make it move.
The easiest thing that you can use to make the model is Styrofoam balls. You can get the balls at any craft store.Ê
it matters what kind of model. if it is a model of a town use foam. if it is a haert use clay
Yes
you use things
Males make only one kind of sperm. They make the sperm that their species requires for reproduction.