Question

According to the trichromatic theory of color vision, human beings have cones that are primarily receptive to which three colors? a. Blue, green, and red b. Yellow, blue, and green c. Yellow, red, and green d. Yellow, blue, and red

Answer 1

According to the trichromatic theory of color vision, human beings have cones that are primarily receptive to three colors: **blue, green, and red**.

So, the correct answer is **a. Blue, green, and red**.

Step-by-step explanation: