Examlex
Which nitrogenous base is unique to RNA molecules?
Sympathetic
Relating to the part of the autonomic nervous system that typically increases alertness, heart rate, and blood pressure in response to stress.
Parasympathetic
referring to the part of the autonomic nervous system responsible for conserving energy and slowing down the heart rate, among other functions.
Autonomic Nervous System
A component of the nervous system that regulates involuntary physiological processes including heart rate, blood pressure, respiration, digestion, and sexual arousal.
Internal Organs
Organs located inside the body that perform essential functions for survival, including the heart, lungs, liver, and kidneys.
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