News Life Seaweed genome reveals tools for multicellular lifestyle Genetic study of a brown alga also shows genes important for life in the intertidal zone By Tina Hesman Saey June 2, 2010 at 5:10 pm - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Print (Opens in new window) Print The genetic blueprints of a type of seaweed may contain a map for building multicellular organisms, a new study suggests. ALGA DECODED Scientists have deciphered the genetic makeup of a type of brown seaweed called Ectocarpus siliculosus, shown underwater.