The fact of some fraternal twins resembling each other greatly and others looking quite
dissimilar highlights an interesting and often overlooked feature of fraternal-twin pairs,
namely they vary considerably on a spectrum of genetic relatedness.
A. The fact of some fraternal twins resembling each other greatly and others looking
quite dissimilar highlights an interesting and often overlooked feature of fraternaltwin
pairs, namely they vary considerably
B. That some fraternal twins resemble each other greatly while others look quite
dissimilar highlights an interesting and often overlooked feature of fraternal-twin
pairs, namely that they vary considerably
C. With some fraternal twins resembling each other greatly and others looking quite
dissimilar, it highlights an interesting and often overlooked feature of fraternaltwin
pairs, namely considerable variation
D. With some fraternal twins resembling each other greatly and others looking quite
dissimilar, it is a fact that highlights an interesting and often overlooked feature of
fraternal-twin pairs, namely a considerable variation
E. Because some fraternal twins resemble each other greatly and others look quite
dissimilar, this fact highlights an interesting and often overlooked feature of
fraternal-twin pairs, namely they vary considerably