Question

which is represented by the image?
smooth muscle
cardiac muscle

Explanation:

The image shows a striated muscle structure with long, cylindrical fibers and a repeating pattern of light and dark bands. Smooth muscle has a non - striated appearance. Cardiac muscle has striations and intercalated discs which are not clearly visible here. Actin and myosin are the proteins involved in muscle contraction and their activation leads to the sliding filament mechanism which is represented by the banding pattern in the image.

Answer:

actin and myosin activated