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.
Eating healthy while trying to lose weight is easier when consuming foods that are fat-free and contain little or no calories. Finding nonfat foods is relatively easy because most fruits and vegetables fall in to this category. However, locating calorie-free foods is more difficult because all foods contain calories.