why is it important to add yeast (apart from flavour)?

Why is it important to kneed the dough until it looses it's tenderness?

Why is it important to let the dough rest?

can you achieve the same results (even better results) by baking the dough mix once it's mixed, without the resting period?

Can't you use Google to do your homework like everyone else?

Come on Sara, what would be the point in joining digital spy then?