Question

Hard- working 'couple' revealed as four twins Amarried couple who astonished diners at their restaurant by appearing to work 21-hour days has revealed By the secret of their labors. Customers dubbed the pair the "robot couple" because of their marathon hours, Matthew which involved opening the restaurant at 6 am and apparently still being there to close it up at 3 am. But it Moore has now emerged that the restaurant in the city of Yiwu in eastern China is actually run by two couples - and both the men and the women are identical twins. The twin brothers married the twin sisters three years ago, 10:36AM and the four of them decided to go into business together. Both couples now have young sons, who look almost BST 24 identical... Jul 2008 PART 1 Questions 1. Using your knowledge of biology, MAKE A PREDICTION about the chance that the young sons are genetically identical? Please answer this question with complete sentences and explain your evidence and reasoning. 2. Biologically speaking what would have to happen in order for both of the sons to be genetically identical?

Answer 1

1.as two twin brothers are married to two twin sisters .The offspring of them mostly have the identical genetic content with their respective parents ,the phenotype of them are similar as the phenotype of their parents are identicalbut the genotypes of the two offsprings are not same.