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.
Answer:
B
Explanation:
A. its never good to ignore what your stressed about
C. If your seriously to the point where it effects you mental or physical health then maybe think about this but if you know your stressed about something then just take time of to come up with a better plan that will allow you to get what you need done but not burn out.
D. trying to forget what your stressed about never works because you will stress even more when it get worse or harder. By forgetting it your not helping the problem your just going to become stressed again
i chose B because i have GCSE coming up and i am also stress and B seemed like the best option for me to
