Satellite cells are characterized in part by their ability to A) communicate a muscle fiber's need for more O₂. B) lie in a ring around the muscle fibers, absorbing their metabolic waste. C) produce new muscle fibers. D) move through the fibers, providing ATP where it is most needed. E) phagocytize, watching for and then attacking pathogens in the muscle fiber.

Question

Quizplus · Accepted Answer

Satellite cells are stem cells located in skeletal muscle tissue that can divide and differentiate into new muscle fibers. This ability to produce new muscle fibers is their defining characteristic. Satellite cells are involved in muscle growth and repair, as well as in responding to exercise and other forms of stress on the muscle tissue.

Satellite Cells Are Characterized in Part by Their Ability to