A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke.
If you were born in 1929 or later, you need to work at least 10 years to become eligible for Social Security. The SSA determines eligibility with a system of credits. Basically, you earn up to four credits for every year worked, and you need a total of 40 credits to qualify for Social Security.
If you do not want a lapse in income, you should work at least two to three months after the date you earn your final PEER point. Usually this allows sufficient time to process your application so that you receive your first benefit payment the month following your termination. Disability RetirementâBefore Age 65