Examlex
When isobutylene [CH2-C(CH3)2] is treated with BF3, polyisobutylene is formed. Provide a step-by-step mechanism for this polymerization reaction.
REM Sleep
A unique phase of sleep in mammals and birds, characterized by random rapid movement of the eyes, low muscle tone throughout the body, and the propensity of the sleeper to dream vividly.
Dream Content
The themes, ideas, images, and emotions that constitute a dream, reflecting a person's subconscious mind and potentially providing insights into their psychological state.
American Students
Individuals enrolled in educational institutions in the United States.
Japanese Students
Learners originating from Japan, known for their participation in a highly competitive and rigorous educational system.
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