Color blindness (or color vision deficiency), is a condition where a personâs eyes are unable to see colors under normal light. People with color blindness have a hard time telling colors apart from each other.
The formal requirements for the doctoral (PhD) degree are as follows: 1  Payment of six semesters of full-time tuition (or five semesters if credit for previous graduate work has been approved) 2  Major and related courses. 3  Foreign language(s) in many departments.  Training in the Responsible Conduct of Research.
For the academic year 2014-2015, the tuition cost to get a PhD  degree at Yale University is 37,600 US dollars. Further costs would  include housing, transportation, academi â¦ c, personal and medical  which could bring the total expenses up to about 65,000 US dollars.