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Both proteins, actin and myosin are arranged in a rod-like structure in the muscles |
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a) |
Radially |
b) |
Parallely |
c) |
Horizontally |
d) |
Obliquely |
|
Both proteins, actin and myosin are arranged in a rod-like structure in the muscles |
|||||||
|
a) |
Radially |
b) |
Parallely |
c) |
Horizontally |
d) |
Obliquely |
(b)
Both proteins, i.e., actin and myosin are arranged as rod-like structure, parallel to each other and also to the longitudinal axis of the myofibrils. Actin filaments are thinner as compared to myosin filaments, hence they are commonly called thin and thick filaments respectively