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.
A diet of only chicken and fruit might help you lower your cholesterol levels because it does not include cholesterol-raising trans fats from partially hydrogenated oils, such as those in processed snack cookies or crackers and fried foods.
Five portions of fruit and veggies per day help people live longer-a team from the Karolinska Institute, Sweden, reported in the American Journal of Clinical Nutrition (July 2013 issue) that if you eat your five-a-day portions of fruit-and-veggies you are likely to live longer.alories are a measure of how much energy there is in the food we eat. By understanding calories you can work out how much food you need to eat. Different foods have varying number of calories per gram or ounce of weight. Below are some general daily calorie requirements for males and females.