The main organs of the respiratory system are the here are my choices a. bronchial tubes b. mouth c. lungs

International social workers work on global level and play a key role in improving quality of life for

The average ages at which an individual displays certain abilities are known as

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