The reason mercury is so persistent in the environment or living organisms is that it is an element and thus cannot be broken down or degraded.

Question

Quizplus · Accepted Answer

Mercury is an element and therefore cannot be broken down or degraded by natural processes. This is why it can persist in the environment and within living organisms. However, it can undergo chemical changes and can be transformed into different chemical forms, which can affect its toxicity and mobility.

The Reason Mercury Is So Persistent in the Environment or Living