En una sinapsis química, cuando pasa un impulso nervioso entre una neurona y otra, la membrana de la neurona postsináptica: I. Es permeable al ión sodio Na+. II. Se hace más permeable al ión cloro Cl-. III. Aumenta la permeabilidad al ión potasio K+. Es (son) correcta (s):

Which of the following would most likely be key to gathering evidence that the rna world hypothesis is valid? creation of suitable environments for long-term study of single-celled organisms simulation of early earth conditions and long-term study of the resulting molecules development of a system for studying the microsphere's ability to absorb additional molecules categorization of the different specific conditions that result in the development of microspheres

Which osmotic and ionic strategies must marine teleost fishes employ?

What are four key elements of the study of economics?