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.
Why Should We Eat Healthy Food? Like laughter, eating healthy is good medicine. Our bodies need all kinds of good things to stay healthy, and if we want to get the most out of what our bodies can do, then we need to drink lots of water and eat healthy food. Eating fruits and vegetables gives our bodies the vitamins and minerals it needs to fight off sicknesses, diseases and cancers, and they help to lower blood pressure too.