It is estimated that over 80% of all products are thrown away after six weeks of use.

True
False

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)]

its true i dont know very sorry b much < 3 big fan

explanation:

answer; an inhibitory postsynaptic potential;