"Identical twins" refers to two siblings who look exactly the same because they come from the same fertilized egg, also known as a zygote. They share the same DNA, which is why they have a close physical resemblance. Full definition
I'm 37 I have 2 sets of identical twin girl age 14 and 10 they are my life I have a good job. (sugarmommaclub.com)
I'm pregnant with identical twin girls who are due in about a month. (pregnancymagazine.com)
Each person can have about 100 million different receptors, referred to as their T cell repertoire, with little overlap even in identical twins. (sciencedaily.com)