Which of these should a teenager consume everyday

What does the body do during the resistance phase of the gas model? options: a) it prepares to fight danger or run from it. b) it identifies the primary source of danger. c) it begins to return responses to normal. d) it repairs itself from fatigue and stress.

The outermost layer of your teeth is called the enamel and is made of?

What organs or body system is affected by ebola