I think it's oxygen and water because they are the substance for cellular respiration.
Answer: Selectively permeable means a membrane allows the passage of some molecules or ions and inhibits the passage of others. The capacity to filter molecular transport in this manner is called selective permeability.
Explanation:
Shortened: This means the membrane only allows some things to pass through while others can't.
Hope this helps! ^^
Each parent give you 23 chromosomes
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*.