Look for transmission fluid leaks near the front or middle of the car, particularly near the transmission filler tube, near the transmission fluid drain hole, at the selector shaft (itâs the rod that connects your gear shift to your transmission), and between the transmission and engine.
Tetrachromacy is the condition of possessing four independent channels for conveying color information, or possessing four types of cone cells in the eye. Organisms with tetrachromacy are called tetrachromats.
So there is some truth to the three-color theory. However, other aspects of color vision cannot be accounted for by the trichromatic theory. For example, there is the phenomenon of color afterimages. If you stare at a red dot, then move your gaze to a white wall, you will see a green dot as an afterimage.