restriction enzyme
[/rɪˈstrɪkʃən ˈɛnzaɪm/]
nounpl: restriction enzymes
enzima de restrição
1. A protein that cuts DNA at specific recognition sequences, used extensively in molecular biology and genetic engineering
The restriction enzyme EcoRI cuts DNA at the sequence GAATTC.
A enzima de restrição EcoRI corta o DNA na sequência GAATTC.
2. A naturally occurring enzyme produced by bacteria that functions as a defense mechanism against viral DNA
Bacteria use restriction enzymes to protect themselves from bacteriophages.
As bactérias usam enzimas de restrição para se protegerem contra bacteriófagos.
This is a specialized scientific term widely used in both English and Portuguese-speaking academic and research communities. It is fundamental to molecular biology, genetic engineering, and DNA research. The term is identical across different Portuguese-speaking regions and is essential vocabulary for biology students and researchers in both Brazil and Portugal.
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