_________ is the only element capable of forming stable, extended chains of atoms bonded into single, double, or triple bonds. Hydrocarbons containing carbons which are bonded by only single bonds. Hydrocarbons containing at least on Carbon-Carbon bond which is a double bond.
Red blood cells are responsible for the distribution of oxygen to other cells in the body.
Answer: A. ionic
In ionic bonds electron are transferred from one atom to another. In ionic bonds , the metal atom loses electrons to become positively charged cation whereas the nonmetal atom accepts those electrons to become negatively charged anion.
You would expect an earthworm to have no exoskeleton because as you see it is very flexible and soft. Organisms with such have body parts that are divided and an earthworm do not have any visible parts on them also having an exoskeleton would not allow an organism to move like an earthworm does.
they must be unicellular and microscopic and they must be eukaryotic