Most Popular Majors at Harvard for Bachelor's Degrees Social Sciences: 38%Biology: 12%History: 9%Psychology: 8%English: 6%Physical Sciences: 6%Mathematics: 5%.
Common protein rich foods can include: 1  Milk. 2  Soy Milk. 3  Eggs. Cheese. 4  Yogurt. Peanut Butter.  Lean Meats, Fish, and 1  Poultry. Beans, Tofu, Lentils, and other Legumes.  Grains, including bread 1  and pasta. Nuts and  Seeds.
Protein is a nutrient found in foods such as meat, fish, seafood, chicken, milk, eggs, soy products, yogurt, cheese, nuts, seeds and legumes. Protein provides 4 calories per gram.