A change in friendship is not a physical sign of addiction it is a mental sign of depression
D is preferable.
Explanation:
The behavior response requires communication between cells and an organ system.
The answer is false because those symptoms can be treated with medication
Answer:
Disagree
Explanation:
Sinuses do lighten the skull, but they also produce mucus to moisturize the inside of the nose. This mucus protects your nose from dust, dirt, micro-organisms and other harmful substances.
