Which of the following best describes the term titin?

Question

Quizplus · Accepted Answer

Titin is a massive protein that functions as a molecular spring, providing elasticity to resting muscle tissue.

Answer: B
 Titin is not a repeating unit of striated myofibrils, but instead it spans from the Z line to the M line and plays a role in the organization and structure of sarcomeres.

Answer: C
 Titin is not a storage site for calcium ions, but instead it functions as a scaffold for other proteins and contributes to the passive mechanical properties of muscle.

Answer: D
 Titin is not the place where thin filaments are anchored, but instead it connects the thick filaments to the Z line and plays an important role in muscle contraction.

Answer: E
 Titin is not largely made of myosin molecules, but instead it is the largest known protein and has a complex structure with multiple domains and binding sites for other proteins.

Which of the Following Best Describes the Term Titin