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The amount of atomic O relative to O2 .
Aggression
Behavior intended to harm or injure another individual, either physically or psychologically.
Learned Helplessness Model
A theory that suggests individuals can learn to feel helpless and passive in the face of uncontrollable events, leading to negative outcomes such as depression.
Depression
A mood disorder causing a persistent feeling of sadness and loss of interest, affecting one’s daily functioning.
Serotonin
A neurotransmitter in the brain that plays a key role in stabilizing mood, feelings of well-being, and happiness.
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