C - roger has went through two sudden life changing experiences —one of which was certainly negative— and is thus more prone to having a breakdown than the other three
It educates people on alcoholism
Not including all the terms but this is right.
The others are just thrown in there somewhere.
vena cava
right atrium
right ventricle
Pulmonary aretery
Left ventricle
left atrium
Airtic valve
Aorta
FOR EXAMPLE:
Let's say you've been taking melatonin every single night to help you sleep. After a while, you may notice that it begins to take more and more melatonin for it to work like it did the first night you took it. You were taking one per night, but you end up taking 3 per night to get the same effect because your body has resistant to the drug.
ANSWER:
After a while of taking antibiotics, microorganisms in your body may become resistant to the antibiotics (which is potentially dangerous). This occurs when bacteria change to reduce the effects of a drug.