two different domains of prokaryotes were discussed. in a six kingdom system, these prokaryotes can also make up two of the six kingdoms. describe these two separate prokaryote groups

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]