1) Based on the picture, list 3 key parameters affecting the productivity or cost for step 3 and 4 , respectively. Using fermentation to create dairy protein The Emeryville company Perfect Day employs fermentation to make dairy proteins without using cows. This week the company is releasing its first product, an animal-free ice cream. Perfect Day starts with () The microflora is given a blueprint through 2 This blueprint allows the microflora to ferment sugar and create whey and caseln. results in dairy protein. The proteins are mixed with water and plant fat to make milk. They can use the millk to make dairy produc such as ice cream