Which of the following is not a source of restriction endonuclease ?

Options

A. Haemophilus influenzae
B. Escherichla coli
C. Agrobacterium fumelaciens
D. Bacilus amyloli

Explanation

To solve the question "Which of the following is not a source of restriction endonuclease?", we can follow these steps:

### Step-by-Step Solution:

1. **Understand Restriction Endonucleases**:
- Restriction endonucleases are enzymes that cut DNA at specific sequences. They are primarily obtained from bacteria.

2. **Identify the Sources**:
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