Answer:
because they share the exact same genome, scientists attribute these differences to the environment. ... The basic idea behind studying identical twins is that the results can better determine whether a certain trait, illness, or disorder is influenced more heavily by genetics or by the environment
Explanation:
hope it helps :p
Answer:
Twins are the closest DNA wise
Explanation:
Twins have very similar DNA from looking the same most of the time so scientists can see why they look so similar or why they can seem like the same person, giving scientists more answers on how DNA actually works.
