What do skeletal muscle tissue and cardiac muscle tissue have in common

Both skeletal and cardiac muscle tissues possess intercalated discs. Both skeletal and cardiac muscle tissues are striated. Both skeletal and cardiac muscle tissues are voluntary.

The infrared (ir) and the ultraviolet(uv) represent the two extremities of the visible spectrum (400-700nm). while ir represents electromagnetic radiation with wavelengths longer than those of visible light, uv represents wavelengths shorter than visible light