Understanding Color Blindness

Why is color blindness more common in males than females?

• Because females have two Y chromosomes

• Because females have only one X chromosome

• Because males have only one X chromosome

• Because males have two X chromosomes

What is the role of cones in the retina?

• They are responsible for detecting light intensity

• They are responsible for color perception

• They are responsible for night vision

• They are responsible for peripheral vision

Which type of anomalous trichromacy affects the red-sensitive cones?

• Deuteranomaly

• Tritanomaly

• Protanomaly

• Monochromacy

What is the rarest form of anomalous trichromacy?

• Monochromacy

• Protanomaly

• Deuteranomaly

• Tritanomaly

What is the main characteristic of dichromacy?

• No cones work properly

• Two types of cones work properly

• Only one type of cone is faulty

• All three types of cones are faulty

How do people with protanopia perceive red light?

• As blue

• As green

• As yellow

• As gray or black

What is the most severe and rare form of color blindness?

• Dichromacy

• Tritanomaly

• Monochromacy

• Anomalous trichromacy