calcium
cells
No, elements were never living.
The remains of once living things.
once living things are living things that once lived but dead now
once living things are living things that once lived but dead now
biotic factors.
A mineral is a solid, inorganic substance with a crystalline structure that is found in nature. They are neither man made nor living and were not formed from once living things.
Yes.
The remains of once living organism are known as fossils.
Biotic Factors
There are organic rocks derived from once living things, but there are no living rocks.
Yes.
33 +24=57