Task: Answer Verification
Input (English): Question: Are phenylalanine flux and gastric emptying affected by replacement of casein with whey protein in the diet of adult cats consuming frequent small meals?
Answer: In adult cats fed frequent small meals, the replacement of casein with whey protein in the diet does not affect supply or utilization of amino acids. These two milk proteins appear to be equally capable of meeting the dietary amino acid needs of cats.
Output (English): no