Calcium ions bind to the ________ molecule in skeletal muscle cells.
A) actin
B) tropomyosin
C) troponin
D) myosin
Answer: C
Calcium ions bind to the ________ molecule in skeletal muscle cells.
A) actin
B) tropomyosin
C) troponin
D) myosin
AP Biology MCQ
Muscles and Muscle Tissue
Calcium ions bind to the ________ molecule in skeletal muscle cells.