The circulatory system provides your brain with a constant supply of oxygen-rich blood while your brain regulates your heart rate and blood pressure. ... Meanwhile, your bones are busy making new blood cells. Working together, these systems maintain internal stability and balance, otherwise known as homeostasis.
The correct answer for the question that is being presented above is this one: "A. men naturally have more muscle mass than women and thus need more energy to function." Men and women, regardless of weight, will have different daily energy requirements because <span>men naturally have more muscle mass than women and thus need more energy to function.</span>
Answer:thats all i know sorry
Explanation:
The transmission of a nerve impulse along a neuron from one end to the other occurs as a result of electrical changes across the membrane of the neuron. ... It is these large, negatively charged ions that contribute to the overall negative charge on the inside of the cell membrane as compared to the outside.