Bulgaria PHP Group: Introduction to Design Patterns. Published on February 12, 2016 by Bill Sanders in Beginning PHP OOP, Design Patterns, Factory Method and Template Method.
The only way to have the same DNA of another person is if you and that other person came from the same sperm-egg combination (identical twins, triplets, etc, clones). They are still different though, but are good for organ transplants if you need one. Because your parents only pass on one allele for a specific trait.
On average, full siblings share 50% of their genes due to common inheritance, whereas half siblings share 25%. Full Siblings vs. Unrelated. In these sibling tests, the DNA of two individuals is compared to determine the likelihood that they have the same biological mother and father, versus being completely unrelated.