D)Risk behavior can harm your health
False it is false since pollution isn't only in the city
During contraction, the filaments slide past he thick filaments, shortening the sarcomere. The thick and thin filaments do the actual work of a muscle, and the way they do this is pretty cool. Thick filaments are made of a protein called myosin. At the molecular level, a thick filament is a shaft of myosin molecules arranged in a cylinder. Thin filaments are made of another protein called actin. The thin filaments look like two strands of pearls twisted around each other.
By having a clean environment and make sure the food is in good conditions as well as following the proper instructions for the meal (ex. washing the fruits)
Premenstrual syndrome affects a high percentage of woman of childbearing age with many woman feeling mood changes in the day before menstruation
