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Biology · 2024 · 2 marks
Biotechnology : Principles and ProcessesProcesses of Recombinant DNA Technology2 marksUnderstandvery short answer
CBSE 2024 · Region 2 · Set 2 · Q18
How is a restriction endonuclease named? Explain with the help of a suitable example.
How is a restriction endonuclease named ? Explain with the help of a suitable example.
Marking-scheme solution
In EcoRI
First letter ‘E’ comes from the genus, the second two ‘co’ letters from the species, letter ‘R’ – is derived from the name of strain,
Roman number ‘I’- indicates the order in which the enzyme is isolated.
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CBSE Class 12 Biology past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.