Answer:
Muscle contraction is defined at the molecular level by myosin molecules bringing actin filaments together.
Explanation:
Researchers at Osaka University have created new electron cryomicroscopy images with remarkable resolution that reveal unusually substantial conformational changes in the myosin molecule during the pull.
Answer:
fat
lose muscles and extra skin
Explanation:
The answer is B, because carbon monoxide is a poisonous gas, it has no smell or taste and continuous inhalation may choke you to death.