Physical Features Cluster into Discrete Genetic Units

question 48

True/False

Physical features cluster into discrete genetic units.

---

Definitions:

Sleep Paralysis

A temporary inability to move or speak while falling asleep or upon waking, often accompanied by vivid sensory experiences.

Night Terror Disorder

A sleep disorder causing feelings of terror or dread, and typically occurs during non-REM sleep stages.

Sleep-Related Bruxism

The grinding or clenching of teeth during sleep, often resulting in dental damage or discomfort.

Primary Insomnia

A sleep disorder characterized by persistent difficulty falling or staying asleep that is not attributable to medical, psychiatric, or environmental causes.