The hard outer layer of bone serves which purposes? Select all that apply.

provides structure to the body

protects delicate organs

produces red blood cells

facilitates body movement

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