Zygote: A fertilized egg. Our modern understanding of changes that take place within the embryo can be traced to the rise of the cell theory in about 1838. Scientists finally discovered the process by which sperm cells from a male and egg cells from a female combine to form a zygote.
Your diet should include other proteins beyond chicken, such as fish, beans, eggs and meat, and a well-balanced diet also includes dairy products such as milk, cheese and yogurt and grains such as bread, rice and cereal.
A No-Carb Diet Food List. Grilled chicken breasts are carb-free. Photo Credit Liv Friis-Larsen/iStock/Getty Images. Eating carbohydrates causes your blood sugar to increase -- and although carbohydrates are a necessity in any healthy meal plan, too many carbs can lead to weight gain and potentially obesity.