CDMA (Code Division Multiple Access) and GSM (Global System for Mobiles) are shorthand for the two major radio systems used in cell phones. Both acronyms tend to group together a bunch of technologies run by the same entities. In this story, I'll try to explain who uses which technology and what the real differences are.
Dairy. Dairy products provide nutrients that are critical for bone health, including calcium, potassium and vitamin D. Dairy is also a source of protein. The benefit dairy provides for bones makes consumption especially critical for growing children, whose bone mass is developing.
The key to eating well is to enjoy a variety of nutritious foods from each of the Five Food Groups. These Five Food Groups make up the Australian Guide to Healthy Eating (see right).Foods are grouped together because they provide similar amounts of the key nutrients of that food group.For example, the key nutrients of the milk, yogurt, cheese and alternatives food group include calcium and protein, while the fruit group is a good source of vitamins, especially vitamin C.ore information on the Five Food Groups: 1  Vegetables and legumes/beans. 2  Fruit. 3  Grain (cereal) foods, mostly wholegrain and/or high cereal fibre varieties. 4  Lean meats and poultry, fish, eggs, tofu, nuts and seeds and legumes/beans.