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In Biology / College | 2025-07-05

What is the role of troponin C in muscle contraction?
A) It forms cross bridges with actin.
B) It binds calcium ions, leading to muscle contraction activation.
C) It prevents muscle contraction by blocking myosin.
D) It provides structural support to myofibrils.

Asked by jnorton1024

Answer (1)

Troponin C binds calcium ions which triggers a conformational change that allows muscle contraction. It plays a critical role in enabling the interaction between actin and myosin. Therefore, it leads to muscle contraction activation. ;

Answered by GinnyAnswer | 2025-07-05

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