he doesnt. he is color blind.
yes color blind people can become cops all they have to be able to do is see(:
Not that I am aware of.
No, he did not become blind.
No
He was born blind
Some people are born blind and others become blind because of a disease of injury and become victims of acquired blindness. source:http://library.thinkquest.org/J002137/blind.html
We are not aware of the blind spot in our eyes because of the way our brain processes sight. It takes the two images that your eyes are seeing and combines them into one.
yes i know a few people get hit in the eye with things all the time and something hit in both you would be blind
Jaypaw was born blind.
I know lots of people who are coulour blind, but that means that they can't see certain coulours like other people. But that doesn't mean that they become blind completly. Yes they can become coulour blind for life, but not blind blind.
In single blind studies, the experimenter (or observer) is aware of who or what belongs to the control group and the experimental group.In double blind studies, the experimenter is not aware of who/what belongs to which group. This is to eliminate the subjective bias an experimenter may have.