What makes tooth decay a problem of the digestive system

The only part of the body that should touch the ball when setting in volleyball

The effect of alcohol varies from one person to another, mostly because it depends on the blood alcohol concentration, or bac. what does blood alcohol concentration not depend on? a. amount of food in the stomach b. gender and size of the drinker c. rate of consumption d. time of drinking

The ability of a muscle to exert force is: