An overloading of the gel with a soluble protein creates a semicircular band of this protein (e. g. in the marker lane of the image at 66 KDa), allowing other proteins with similar molecular weights to be covered.
Like arrowroot, tapioca also comes from the root of a plant, however, in this case it is the root of the Cassava plant. It is ground into powdered form and is often referred to as tapioca flour.
One of them will be the arrowroot powder from Amazon. The size is one pound and is gluten-free. For those who are undergoing a reduced carbohydrate diet plan, this is a suitable cornstarch alternative. It only takes 70% the amount to thicken and is inexpensive.