The source of the restriction enzyme HindIII is

Escherichia coli RY 13

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Haemophilus influenzae Rd

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Bacillus amyloiiquefaciens H

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Streptomyces albus

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Solution

The correct option is B Haemophilus influenzae Rd
The restriction enzyme Hindlll is a type II site specific deoxyribonuclease restriction enzyme isolated from Haemophilus influenzae Rd that cleaves the DNA palindromic sequence AAGCTT in the presence of cofactor .
So, the correct option is 'Option B' .

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