Acne, right? That sounds a lot like acne to me.
Answer:
I will say chemical which is drug, in this aspect we should be looking at drug abuse. Too much misuse of drugs can affect the brain,mainly causes of mental illnesses can be traced to the brain. An example of drug abuse is the intake of cocaine to make one high. Symptoms include being unreasonable,nuisance and even paranoia.
Answer:
Marny is committed to lifelong learning and is earning a grater credibility with her coworkers
Explanation:
Organs in a system work together.
Just like workers on an assembly line, the organs of an organ system must work together for the system to function as a whole. For instance, the function of the digestive system—taking in food, breaking it down into molecules small enough to be absorbed, absorbing it, and eliminating undigested waste products—depends on each successive organ doing its individual job.