Какой с организмов является лишайником

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)]

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.