ATP-driven pumps will move Ca ++<span> out of the sarcoplasm back into the SR. This results in the “reshielding” of the </span>actin<span>-binding sites on the thin filaments. Without the ability to form cross-bridges between the thin and thick filaments, the </span>muscle<span>fiber loses its tension and relaxes.</span>
Answer:
To insert sperm into the vagina to reproduce, mixing with the eggs produced by the ovaries.
Explanation:
<span>What is the différence entre heat exhaustion and heat stroke?
Heat stroke or sunstroke is the worst type of illness related to heat because it can be fatal.
Heat exhaustion is less severe Compared To heat stroke. Heat exhaustion can be classified as: water depletion and salt depletion<span>.</span></span>
