Complex molecules are made up of other elements bonded with carbon. Carbon is able to bond with other molecules so easily because it has four valence electrons.
Answer:
It is important for plants because they use carbon as part of there process when they photosynthesize.
Explanation:
The Answer is B) Bilateral Symmetry
Answer:
There are three
Explanation:
a large natural or artificial lake used as a source of water supply.
a supply or source of something.
a place where fluid collects, especially in rock strata or in the body.