Explain the "Structure of Contractile Proteins and Mechanism of Muscle Contraction"

Open in App

Solution

Contractile Proteins:
Thin Filament : has 3 parts
i. Actin Protein
(i.e. the main molecule of this filament)
Function: Binds to myosin head.
ii. Troponin
Function: Regulatory function by binding to $C a^{2 +}$
iii) Tropomyosin
Function: Has a regulatory function by blocking/unblocking

Steps in Muscle Contraction:

Suggest Corrections

Similar questions

Asserion(A): At cellular level, muscle fibres contract and show appropriate response on receiving impulses.

Reason(R): Muscle fibres contract because of change of structure of muscle proteins at cellular level.

Join BYJU'S Learning Program