Is there a picture or do you want me to explain
Organ
The heart is a muscular organ that is part of the circulatory system.
Answer:
es la persona que ejecuta la accion esta omitida pero no hay duda de su existencia
Explanation:
Para ejecutar al sujeto en una oracion existen algunos indicios .La conjugacion del verbo, los pronombres,sujeto expreso en la oracion previa
POR EJEMPLO.
corremos todos los dias*sujeto táctil nosotros *
lo conoci hoy *sujeto táctil yo*.
Since nicotine is a form of a stimulant drug, in cigarette smoke it can cause addiction.
Many people who smoke are actually addicted to smoking, and cannot stop doing so easily, which is similar to how drug addicts behave when it comes to using drugs.
Cellular respiration takes place in the mitochondria