Answer:
D. sulfur oxides from factories
Explanation:
This does not naturally occur, only if there is a factory. These other things happen on their own in nature but sulfur from factories relies on other factors down on earth.
Answer:
False
Explanation:
Stem cells are different type of cells in human body that can develop into different other body cells like muscles cells or brain cells and they gave the capability to renew themselves through mitotic cell division.
Stem cells are not lost in childhood but can be use to treat diseases or infection, it can be use to grow new cells and replace damaged body cells.
Answer:
Lava from a volcanic eruption hardens into bare rock. Primary succession begins with soil formation. The first stage of succession involves pioneer species. In primary succession, pioneer plants are those that can grow without soil, such as lichens.
Hope it helps
Please mark me as the brainliest
Thank you
Answer:
The Big Bang theory is a theory on how the universe came into existence. The idea is that the universe started from no immaterial things but from a one point, (Basically they are saying the universe started from nothing).
There has been experiments done saying that it will keep growing larger and larger day by day.
Scientific law is the description of an observed phenomenon. it doesn't explain why the phenomenon exists or what causes it and scientific theory is a misconception that theories turn into laws with enough research.