In the resting state of muscles the troponin |
|||
a) |
Active site on actin filament |
b) |
Terminal site on actin filament |
c) |
Terminal site on actin tropomyosin |
d) |
Middle site on actin tropomyosin |
In the resting state of muscles the troponin |
|||
a) |
Active site on actin filament |
b) |
Terminal site on actin filament |
c) |
Terminal site on actin tropomyosin |
d) |
Middle site on actin tropomyosin |
(a)
In resting state, troponin binds to tropomyosin and masks the binding sites, binds to the troponin and frees the binding sites of troponin so that contraction can proceed