This is extremely vague, but assuming this is regarding concentration gradient in the nervous system, the Sodium-Potassium pump is responsible for transporting sodium and potassium.
Answer:
The correct answer to fill in the blank is: D) men.
Explanation:
According to different studies made over the years, it has been revealed that men have a lower life expectancy (76 years) than women (81 years), Japanese Americans (87 years) and individuals of middle socioeconomic status.
Since men are the group with the higher risk, they can benefit more from changes in their lifestyle like exercising and having healthy diets.
He invented the first alternating current (AC) motor and developed AC ... financial success—unlike his early employer and chief rival, Thomas Edison. ... In 1863 Tesla's brother Daniel was killed in a riding accident. ... Did you know? ... got a job repairing direct current (DC) power plants with the Continental Edison Compan
D. Passing laws to prevent hunting during the animals' mating seasons