Voice actress Jen Taylor, who plays Cortana both in Halo and on Windows Phone, says the way sheâs voiced the character over the years has changed. Cortanaâs features take shape in these concept drawings. âTo me, Cortanaâs been the greatest guide. She is a smart, independent woman â other than she needs you to move around.
Essential amino acids. There are nine amino acids that your body canât make. They are called essential amino acids, meaning you must have them to live. They are found in foods like milk, eggs and meat and also a wide variety of plants. This is part of why you canât survive on a diet of just corn chips for very long. Essential amino acids were actually discovered in an experiment testing something very similar to a corn chip diet. Scientists fed rats a diet that had only corn protein in it and observed the results.
Report Abuse. Amino acids are the building blocks of protein. Twenty amino acids are needed to build the various proteins used in the growth, repair, and maintenance of body tissues.Eleven of these amino acids can be made by the body itself, while the other nine (called essential amino acids) must come from the diet.eport Abuse. Amino acids are the building blocks of protein. Twenty amino acids are needed to build the various proteins used in the growth, repair, and maintenance of body tissues.