DNA Mod 1.7.10 adds DNA for mobs. The DNA can be used to create spawn eggs, and other creatures that have been added in this mod.
DNA Mod Features:
DNA Mod Recipes:
DNA can be used to craft spawn eggs by putting four of the same DNA in the crafting grid
DNA is also used for making special mobs
How to install DNA Mod 1.7.10
Download Links for DNA Mod 1.7.10
For Minecraft 1.7.10