HUMAN NUTRITION

Detailed explanation-1: -Whole grains not only have more fiber than refined grains, they also contain more protein. On average, people need about 50 grams of protein a day, so at about 6 grams of protein, most whole grain choices provide about 12% of your daily needs.

Detailed explanation-2: -Animal-based foods (meat, poultry, fish, eggs, and dairy foods) tend to be good sources of complete protein, while plant-based foods (fruits, vegetables, grains, nuts, and seeds) often lack one or more essential amino acid.