Examlex
A unique feature of the _________ that distinguishes them from other bacteria is their ability to move through highly viscous liquids.
Radioactive Substances
Materials containing unstable atoms that decay, emitting radiation in the form of alpha, beta, or gamma rays.
X-Rays
A form of electromagnetic radiation with wavelengths shorter than UV rays, capable of passing through many materials and used in medical imaging.
Body Cells
The basic structural, functional, and biological units of all known living organisms; fundamental components of tissue and organ systems.
Ionization
The process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons to form ions.
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