Carboxyl groups have an electronegative oxygen atom double bonded to a carbon atom. This carbon-oxygen bond is very polar and the fact that its a double bond increases the polarity of the bond.
PEA agar, also referred to as Phenylethyl Alcohol Agar is a medium  used by microbiologists to grow microorganisms. The ingredient that  supplies nitrogen is casein. Making the world better, one answer at a time.
*Daily Value Not Established. ***Percent Daily Values are based on a 2,000 calorie diet. Lean and Healthy Pea Protein Isolate-Chocolate 1 lb 13 oz Powder. 1  Pea Protein is a natural, vegetable-based protein powder derived from yellow peas (Pisum ativum).2  Yellow peas are more commonly known as split peas and are used extensively in food preparation such as in soups and purees.Daily Value Not Established. ***Percent Daily Values are based on a 2,000 calorie diet. Lean and Healthy Pea Protein Isolate-Chocolate 1 lb 13 oz Powder. 1  Pea Protein is a natural, vegetable-based protein powder derived from yellow peas (Pisum ativum).