If you have red-green color blindness, does red look the same as green?

Somewhat. The colors in color deficiencies lose their distinctive character (technically become desaturated) so that distinctions are blurred and many greens and reds in the most common form become poorly distinct. The actual color is not know as this is a psychological phenomenon and the color deficient identify many colors the same that a 'normal' would call distinct.

Related Questions

If you have red-green color blindness, what colors in everyday life are difficult to distinguish?

Red and green. In red-green color blindness the patient is unable to distinguish between red and green. Read more...
Varies. In red-green color deficiency there is a shift in the perceived spectrum of colors and some reds and greens appear the same while others can be distinguished. A more common form which is a deficiency instead of absolute blindness causes a saturation shift in perception of colors but a full palette of colors is possible with mistakes made in some recognition. Read more...

Can red green color blindness cause headaches?

No. The eye adapts to this dysfunction and headaches might occur from other causes but not from the color deficiency. Read more...

Can you advise for bio question- a mother has red-green color blindness. Her husband is not affected.?

Inheritance. For a woman to have red-green color deficiency she has inherited an defective gene both of her parents. This means all of her children will carry the defective gene. If her husband is normal then only the mother can pass on the trait. So: all of their sons will be color deficient and all of their daughters will be a carrier with one normal (from DAD) and one abnormal (MOM). Read more...

Nearsightedness is a recessive trait. Red-green color blindness is a sex-linked recessive trait, what does this mean?

An Autosomal. Recessive disorder: Both parents are unaffected carriers of a mutant gene. Each of their children has a 25% chance of inheriting the mutant gene from both & having the disorder. X-linked recessive: Mom carries a defective gene on one of her X chromosomes. Each son has a 50% chance of inheriting the X chromosome with the mutant gene & having the disorder; each daughter, 50% of being a carrier. Read more...