Each globulin chain contains an important central structure called the heme molecule. Embedded within the heme molecule is iron that is vital in transporting oxygen and carbon dioxide in our blood. The iron contained in hemoglobin is also responsible for the red color of blood.Hemoglobin also plays an important role in maintaining the shape of the red blood cells.mbedded within the heme molecule is iron that is vital in transporting oxygen and carbon dioxide in our blood. The iron contained in hemoglobin is also responsible for the red color of blood. Hemoglobin also plays an important role in maintaining the shape of the red blood cells.
Beet Pulp (beet pulp, dried molasses and beet pulp, dried, plain) - the dried residue from sugar beets. Chicken-the clean combination of flesh and skin with or without accompanying bone, derived from the parts or whole carcasses of chicken or a combination thereof, exclusive of feathers, heads, feet and entrails.
Proteins. The proteins added to dog biscuits supply the animal with essential amino acids, improve taste, and in some cases supply energy. They are derived from a variety of sources including animal and plant. Typical plant protein ingredients found in a dog biscuit are such things as corn gluten meal and soybean meal.They are generally less expensive than animal proteins and are therefore used in greater quantities.arbohydrates. Flour is one of the most abundant ingredients in most dog biscuit recipes and provides the bulk of the carbohydrates. It is obtained by grinding corn, wheat, or rice into a powder. This powder contains the three main parts of the seeds including the bran, germ, and endosperm.