Which of the following is likely to have the highest degree of genetic relatedness?

Question

Quizplus · Accepted Answer

Monozygotic twins develop from a single fertilized egg and therefore share virtually identical DNA, making them the most genetically related of the options given. Dizygotic twins develop from two separate fertilized eggs and share about 50% of their DNA, while fraternal twins are also the result of two separate fertilizations and share the same amount of DNA as regular siblings. Married couples may or may not be related genetically, so they cannot be reliably compared to the other options.

Which of the Following Is Likely to Have the Highest