Humans and other animals have many phenotypic variations in eye color. The genetics of eye color are complicated, and color is determined by multiple genes. So far, as many as 15 genes have been associated with eye color inheritance. Some of the eye-color genes include OCA2 and HERC2.
Answers (2). green. There are many reasons accounting for the fact that your eyes go out of focus and it is quite normal in the daily life. The tiredness of eyes can result in your difficulty in focusing on object. A migraine headache, as said by the ophthalmologist, can also cause the eye go out of focus.
1 Make sure you're breathing slowly. 2  Over-breathing can cause you to hyperventilate, which may lead to further anxiety and further eye symptoms. 3  Find a distraction. 4  Distractions take you out of your mind and away from the thoughts that are causing you stress. 5  They can even decrease the severity of your anxiety attacks.ow Anxiety Affects the Eyes. When you suffer from intense anxiety, two things happen to your eyes. First, your pupils dilate. When you fight or flight system is activated, your pupils dilate to make it easier to make quick decisions (in a fight, you need to be able to see a punch coming).