¿Cómo es posible que varíe la intensidad del dolor que sientes si todo estímulo provoca una respuesta de "todo nada"?

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight

The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a.an ionic bond is formed between the oxygen and carbon atoms. b.four valence electrons are shared. c.two valence electrons are shared. d.valence electrons are shared between oxygen atoms.

In "the pig," what is the main effect that the piglet initially has on kibuka?