Why is yawning contagious?

Vocabulario

• ability Traducir IMG
  • possession of the means or skill to do something.
• behavior Traducir IMG
  • conduct, action
• contagious Traducir IMG
  • spread from one person or organism to another by direct or indirect contact
• copy Traducir IMG
  • (copied) imitate
• effects Traducir IMG
  • results, outcomes
• Frequently Traducir IMG
  • happening often
• hypothesis Traducir IMG
  • a proposition made as a basis for reasoning, without any assumption of its truth
• mimicry Traducir IMG
  • the act of imitating someone
• neurons Traducir IMG
  • a cell that carries messages between the brain and other parts of the body and that is the basic unit of the nervous system
• trigger Traducir IMG
  • (triggered) to cause something to happen; provoke

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