The most usual raising agent for bread is yeast, though other things like sour milk and baking soda are sometimes used. However, yeast is not a substance, it is a living organism, specifically a fungus. It produces carbon dioxide when it respires, and this is what actually inflates the dough.
carbon dioxide
Yeast makes bread rise.
it doesn't rise up because the yeast makes the bread expand.
Baking yeast makes food rise and gives it a fluffy taste and feel to your food.
Yeast respires, producing carbon dioxide that makes the bread rise
it gives out carbon dioxide and makes bread rise
quick rise or rapid rise yeast works it makes the bread rise faster
Yeast
it makes the bread rise.
yes yeast cells makes bread rise :)
there is yeast added to the bread which adds oxygen and makes it rise
The yeast cells in bread dough ferment sugars and produce gas (carbon dioxide). This makes the dough rise.