Plastic tree - like filters, like the prototype on the left, could someday be housed in structures like this one. (discovermagazine.com)
When they speak, the sound forms in the listener a mental image of structure like lines of printed text. (religion-online.org)
Certain amino acids are the building blocks of proteins, essential molecules used by life to build structures like hair and skin and to regulate chemical reactions. (sciencedaily.com)