lemon juice and the baking soda
you could use baking powder but its best to use dry active yeast
you dont
Yes you can!
yes
the yeast uses anaerobic respiration instead which only needs glucose
add equal amounts of baking soda and lemon juice that add up to the amount of yeast that the recipe calls for
You can use active dry yeast as a substitute for instant dry yeast. However, you will need to dissolve it in warm water before adding it to your recipe. Another option is using fresh yeast, but be sure to adjust the quantity as it is not as concentrated as dry yeast.
If by dried you mean instant dry active you would use half the amount. So 7.5 grams.
You could use yeast instead of baking powder.
You can measure a gram of yeast without a scale quite easily. Instead of a scale you can use a teaspoon. One teaspoon of yeast is equivalent to 4 grams, so simply take a teaspoon of yeast and use a knife to divide it into 4 and then you will have one gram.
Sour dough mix is loaded with yeast. Yeast produces carbon dioxide and alcohol as it digests the sugar in the batter. The gluten in the batter allows the carbon dioxide bubbles to form a persistent foam.
Not typically. In most cases, it is unleavened bread. Although some denominations use a leavened bread instead.