1. what are chromosomes made of? 2. research the differences between mitosis and binary fission. identify at least one difference and explain why it is significant. 3. cancer is a disease related to uncontrolled cell division. investigate two known causes for these rapidly dividing cells and use this knowledge to invent a drug that would inhibit the growth of cancer cells.

true, i don't really know what you're asking but from the info you provided im guessing the answer is true.

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)]