Mitosis and cytokinesis result in the formation of ; meiosis and cytokinesis result in the formation of

the answer to your question is tooth decay.

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)]