Yes
Is it made with wheat? Then no, it's not gluten free. Gluten is WHEAT. Wheat is GLUTEN.
no
Sometimes, but very often not. As an example? For Whole Wheat Wonder Bread there are .02 grams of sugar per serving. For the popular Udi's gluten free Whole grain bread there are .33 grams of sugar per serving. (based on the companies' nutritional information) Most gluten free products, bread included, have more fat and more sugar than their gluten counterparts.
You can find gluten-free breads, but most bread is made from wheat flour, which naturally has gluten in it.
They are both made from wheat and would contain gluten.
Rice bread is gluten-free, but it could be cross-contaminated.
no, it is made with wheat
Wheat
Gluten-free bread can have no wheat flour in it - nor any other wheat products. Therefore, a gluten-free baker ONLY uses substitutes for wheat products.
Not as such, Gluten is a protein that is found in wheat and spelt. BUT yeast (a fungus) is frequently cultured in sugar solutions made from wheat and may therefore be contaminated with Gluten from the wheat.
Yes :D
If it's sour dough made from wheat then yes it does contain gluten. Gluten is found in wheat, barley, and rye. If you have sour dough and it doesn't say "gluten free" than it has gluten in it.