Protist, from the kingdom Protista, are thought to be the first eukaryotic organisms to appear on earth. The Protista kingdom contains many "plant-like" organisms. List two similarities and two differences between the Protista kingdom and the Plantae kingdom?​

what's the

that is wrong, its not thymus.

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)]