DNA sample
[ˈdiː.ɛn.ˈeɪ ˈsæm.pəl]
nounfemininepl: DNA samples / amostras de DNA
amostra de DNA
1. A small quantity of biological material (blood, saliva, tissue, hair) collected for genetic testing and analysis
The forensic team collected a DNA sample from the crime scene.
A equipe forense coletou uma amostra de DNA da cena do crime.
2. A specimen used in medical or scientific research to identify genetic information or confirm genetic relationships
Patients provided a DNA sample for the paternity test.
Os pacientes forneceram uma amostra de DNA para o teste de paternidade.
3. Biological material preserved and stored for laboratory analysis
The DNA sample was stored at -20°C for preservation.
A amostra de DNA foi armazenada a -20°C para preservação.
In Brazil and the USA, DNA samples are crucial in forensic investigations, paternity testing, and medical diagnostics. In legal contexts, DNA samples are treated as critical evidence. In Portugal, the term 'ADN' (from French 'acide désoxyribonucléique') is the official Portuguese acronym, though 'DNA' is increasingly used due to international scientific communication.
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