Vitamin B
Carbohydrates mainly provide energy.
toast is made from bread, which is a carbohydrate
the main nutrient of apple is Carbohydrate.
The main nutrient in Oranges is Vitamin C.
The main fuction of blood vessels is to help the blood reach the arteries
the main vegetable food group would be carrots because they have a low calories with less then 0.012g of fat and that is the nutrient what would help the human body.
The main function is the entry point into a program. When the Operating System launches the program the main function gets executed.
water
Protein.
Carotene
my bum
Carry oxygen around body, and remove CO2.