From which organism was the first restriction enzyme isolated?
A. Escherichia coli
B. Salmonella typhimurium
C. Bacillus cereus
D. Staphylococcus aureus
Answer:A
From which organism was the first restriction enzyme isolated?
A. Escherichia coli B. Salmonella typhimurium C. Bacillus cereus D. Staphylococcus aureus