Question

hi there. you are a very different kind of person in the world as you are not always happy ​

Answer 1

Explanation:

Exposure has toxic effects in almost all organs in the human body as lead and mercury are neurotoxic and cardiotoxic in nature [5, 6]; it affects the gastrointestinal system and causes respiratory illness, hearing loss, and cancer [4, 7].

Answer 2

Answer:

The universe is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy. The Big Bang theory is the prevailing cosmological description of the development of the universe