It won't grow
Bread. Without it, the bread would never rise.
Without it - many foods would be unpalatable - or impossible. Fermentation plays a part in the production of beer, wine, vinegar & bread !
No, bread would not be bread or bread dough without flour, and it definitely would not rise.
Ask Ms Antes...I bet she would know.
I would eat it!
As mould spores are everywhere in the air, the bread would become mushy, and the spores would grow and turn the bread rather mouldy.
Flour is the primary ingredient in bread dough and batter. Without flour, the mixture would not be bread dough or bread batter, and would not bake up into bread.
Without sugar, yeast would not be able to rapidly reproduce, and we would have no bread, pastries, or Alcoholic Beverages.
There are two essentials to a sandwich. One would be bread because without bread, it isn't a sandwich. And the other essential is the sandwich filling, whether it be meat, vegetables or any food combination. Without the filling, it would be just bread and not a sandwich.
If you are of normal weight, then there is no harm done by having bread with your tuna salad, but if you are overweight, then you would benefit by cutting out the extra calories that you would get by eating the bread.
It would be just like it is, the same things would happen with or without seismologists. (just as it would with or without any other humans)
We would die because are body would not be making ATP and are body's could not hold down yeast