| List -I | List-II | ||
| A | Human skin colour | I | Multiple allelism |
| B | Pair of alleles expressing contrasting traits | II | Polygenic inheritance |
| C | ABO blood group | III | Incomplete dominance |
| D | Antirrhinum Flower colour | IV | Heterozygous |
In Set-up C, which one of the two, I/II, are the bands of longer fragments of DNA? Justify your answer.