This is because they are not chemically bonded together. A particle diagram of a mixture can include atoms and molecules, but they are not bonded together. This particle diagram shows air.
A northern blot is a laboratory method used to detect specific RNA molecules among a mixture of RNA. Northern blotting can be used to analyze a sample of RNA from a particular tissue or cell type ...
The sucrose molecules dissolve as they are separated from the other molecules and mix into the water. The sucrose molecule has many oxygen-hydrogen (O–H) bonds which are polar. The charge-density ...