The given image shows the structure and function of various parts of a bicycle. According to the image, it has 2 wheels made up of spox to share riders weight evenly. The front wheel is attached to the handle bar, which makes the wheels easier to turn. The back wheel has gears linked by a chain that increases speed. The chain is connected to the pedal, that cranks and increase pedaling force. There is a historical bar at the top the frame which divides riders weight evenly between wheels. Overall, we can say that this is a very simple structure, but it is a very efficient mode of transport.