Examlex
The use of observation as a data gathering method can generate:
Pathogen
An organism that causes disease in other organisms, particularly in humans, animals, and plants.
Specimen
A sample of tissue, blood, or another substance taken for examination or analysis.
Nucleic Acid
Biological macromolecules, such as DNA or RNA, that are essential for all known forms of life, containing the genetic instructions.
Prion
A type of infectious agent made up of protein in a misfolded form, which is known to cause a number of neurodegenerative diseases.
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