chromosomes
"Chromosomes are like individual volumes of the encyclopedia set. Each contains a portion of our genetic information, in the form of genes. Genes are the ..."
"Our chromosomes are like socks: you want to have a pair of them, nothing more and nothing less."
"Chromosomes are like threads inside of cells. They carry series of genes. In the 1880s, Walter. Sutton and Theodor Boveri discovered what chromosomes are ..." kinda like thread that has been curled around it self so it be compact and fit inside a cell...
"Chromosomes are like the recipe for life written on a very long pieces of tickertape wound tightly, to keep it from tangling around a series of spools."

METAMIA is a free database of analogy and metaphor. Anyone can contribute or search. The subject matter can be anything. Science is popular, but poetry is encouraged. The goal is to integrate our fluid muses with the stark literalism of a relational database. Metamia is like a girdle for your muses, a cognitive girdle.