Answer:
D
Explanation:
myosin heads form cross bridges and pull thin filaments causing them to slide.
the presence of acetocholene causes calcium to be released causing depolarization of the sarcoplasmic reticulum and changing its shape. the myofilaments together with actin allows the myosin to form cross bridges along the muscle fibers and releases ATP for movement of the muscle.
Treatments can range from antibiotics to surgery.
C.
The information required for the calculations is very easily obtained, making this an advantage of the method.
Cortisol binds to intercellular receptors and raises blood glucose levels.
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i dont have the article so i cant really answer, but id assume switching it from prescriptions to over-the-counter will make them cheaper because you dont have to see a doctor to get them.