A gated channel allows the specific type of molecule or ion individually. Hope this helped!
Answer:
B) the parasympathetic nervous system
Explanation:
The parasympathetic nervous system is a division of the autonomic nervous system. Once the stress or emergency conditions are over, the activation of the parasympathetic nervous system calms down the person. This division of the nervous system slows down the responses generated by the sympathetic nervous system during stress conditions. The parasympathetic nervous system activates digestion and absorption of the nutrients, slows down the breathing and heart rate so that the energy level of the body cells is restored. After a football game, the activated parasympathetic nervous system will calm down David.
Muscle energy and stroke rates of emperor penguins , implication for muscle metabolism and dive performance.
Muscle strength is the ability to exert a maximal amount of force for a short period of time. ... Think about lifting that heavy box when moving – that requires strength. Muscle endurance is the ability to do something over and over for an extended period of time without getting tired.