Muscle fiber has many _ and in turns these have many _.
Correct answer: A. Myofibrils; Sarcomeres
- A. Myofibrils; Sarcomeres
- B. Myofibrils; Thin filaments
- C. Myosin; Thin filaments
- D. Myosin; Sarcomeres
Explanation
Each skeletal muscle fibre is a single cylindrical muscle cell. An individual skeletal muscle may be made up of hundreds, or even thousands, of muscle fibres bundled together and wrapped in a connective tissue covering
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About Support and Movement
Support and movement covers the axial and appendicular skeleton, bone structure, joints and the arrangement of skeletal muscles. Muscle contraction is explained through actin, myosin, sliding filaments, calcium ions and ATP, while arthritis is distinguished as a disorder of joints rather than a normal part of movement.
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