A substance that tends to reduce the surface tension of a liquid in which it is dissolved (took that right from dictionary.com)
Answer:
sea sponge
Explanation:
everything else is symmetrical, sea sponges are known for being whacky shapes and sizes and are never symmetrical
DNA contains the sugar deoxyribose, while RNA contains the sugar ribose. The only difference between ribose and deoxyribose is that ribose has one more -OH group than deoxyribose, which has -H attached to the second (2') carbon in the ring. DNA is a double-stranded molecule, while RNA is a single-stranded molecule.