It expanded slowly - False
It gradually warmed - False
Stars and galaxies formed - True
Atoms such as hydrogen and helium formed - True
It was no bigger than the head of a pin before it exploded - True
The next bone healing stage is called the hard callus<span> stage.This transformation occurs when bone forming cells called osteoblasts travel across the </span><span>soft callus.</span>
which root does not refer to an endocrine gland?
<u>ket/o</u>
I think it is c
Hope this helps!
