spine, vertebrae
"Backbone" is one word.
an invertebrate because they have no backbone.
Marine animals with soft bodies and no backbone are Mollusks.
IEEE 1394 and i.LINK. Two other names for "Firewire" are IEEE 1394 and i.LINK.
The two other names for the key in basketball is the lane and the paint
Examples: sulfur, nitrogen, halogens.
IEEE 1394 and iLink are other names for fire wire
moto
Jacob.
cavemen
Any of the hominids (monkeys, apes, humans) are among the animals that have two legs and one backbone.
For the Dna [sugar-phosphate] backbone there are two types of monomers - the ribose [5 carbon] sugar and the [PO4 minus] phosphate moiety. The Four Handshake Bases that form 'the rungs of the Dna Ladder' are the nucleotide base monomers. Their Names are the pairs Adenine with Guanine and the pairs Cytosine with Thymine.