Which example best illustrates the concept of epigenetics?
A)Josh and Jason are identical twins;Josh is two inches taller than Jason.
B)Fareed and Asha are fraternal twins;they are often mistaken for identical twins.
C)Toby has Huntington's disease;his son has a 50% chance of inheriting the disease.
D)Joe and Elaine have brown eyes;their youngest daughter has blue eyes.

Question

Quizplus · Accepted Answer

Epigenetics involves changes in gene expression without altering the DNA sequence. The height difference between identical twins Josh and Jason, who have the same genetic makeup, could be due to epigenetic factors affecting gene expression.

Which Example Best Illustrates the Concept of Epigenetics