Examlex
Briefly describe differentiation and when it begins. Give at least two examples of cell differentiation.
Lewis Structures
Lewis structures are diagrams that represent the valence electrons of atoms within a molecule, indicating the bonds between atoms and the lone pairs of electrons.
Double Line
In chemistry, it often represents a double bond between atoms, indicating that two pairs of electrons are shared in the bond.
Electron
A subatomic particle with a negative electrical charge, found in all atoms and acting as the primary carrier of electricity in solids.
Ammonia
A compound of hydrogen and nitrogen (NH3) characterized by a sharp smell, used in many industrial and cleaning products, and present in the metabolism of organisms.
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