What Percentage of the Atmosphere Does Nitrogen Compose

question 20

Multiple Choice

What percentage of the atmosphere does nitrogen compose?

• A) 78%
• B) 88%
• C) 68%
• D) 58%

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Definitions:

Neurotransmitter

Chemical substances released from neurons that transmit signals across a synapse to other neurons, muscle cells, or gland cells, playing a crucial role in the functioning of the nervous system.

Norepinephrine

A neurotransmitter involved in the body's fight or flight response, also playing key roles in mood and attention regulation.

Traumatic Events

Incidents that cause psychological, physical, or emotional distress or harm, profoundly affecting an individual's well-being.

Physical Effects

The tangible or measurable impacts, changes, or reactions in the body resulting from various causes, such as environment, lifestyle, diet, diseases, and medications.