Yes. Colorblindness is not exactly a disability, but more of a challenge. If you can train your brain to recognize the substitutions of colors, it doesn't remain an issue in the least.
No It is not infectious
an auto mechanic
A person who repairs cars is called a "Mechanic".
A mechanic, or motor mechanic, or car mechanic.
Usually a bike mechanic.
A mechanic is a person who repairs an object which has many spare parts.
A motor Mechanic
mechanic
a person and a thing
No, it is an example of sex-linked recessive inheritance.
Deuteranopia is a form of colourblindness in which the sufferer has difficulty distinguishing between red and green.
As of 2016 there is no cure or treatment for colorblindness.