Here is the full list of all 12 Microcosmum: survival of cells achievements.
Conquer 3000 spheres
Complete game
Conquer 1000 spheres
Conquer 500 spheres
Complete 40 levels
Conquer 100 spheres
Complete 10 levels
Complete level with single organism
Complete level without losing organisms
Complete level without upgrades
Complete level without contacting enemy antibodies
Complete 1 level