Various signs of this include: 1  Canon Foreigner: Adding a new character, often to play the role of The Watson in the adaptation of a book with a lot of dense exposition. 2  Composite Character: Combining character roles (and subsequently enlarging the role of one character) to make a simpler narrative to follow.
A molecule is two or more atoms chemically joined together. If at least two different elements make up the molecule, it is called a compound. For example, hydrogen gas (H2) and water (H2O) are molecules, but water is also a compound because it is made up of hydrogen and oxygen.f at least two different elements make up the molecule, it is called a compound. For example, hydrogen gas (H2) and water (H2O) are molecules, but water is also a compound because it is made up of hydrogen and oxygen.
Any of various chemical compounds made of two smaller identical or similar molecules (called monomers) that are linked together. Dimers are linked by hydrogen bonds, coordinate bonds, or covalent bonds.