Examlex
The digestive system is regulated by the sympathetic,parasympathetic,and enteric nervous systems.
Chemical Composition
The identification and quantification of the chemical elements and compounds that make up a specific material or substance.
Cell Walls
Rigid layers surrounding some types of cells, providing structural support and protection while allowing interactions with the environment.
Stains
Substances used to mark or color materials (in a biological context, often used to highlight structures in microscopy).
Microbiologic Specimen
A sample of biological material such as blood, urine, or tissue used to identify and study microorganisms like bacteria, viruses, and fungi.
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