Antibiotic flavicin is obtained from

Options

A. Aspergillus fumigatus
B. Aspergillus flavus
C. Streptomyces griesus
D. Streptomyces fradiae

Answer

To answer the question regarding the source of the antibiotic flavicin, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Antibiotics**:
- Antibiotics are substances that inhibit the growth of or destroy microorganisms. They are crucial in treating infections caused by bacteria.

2. **Identifying the Options**:
- The options given are:
- Aspergillus fumigatus
- Aspergillus flavus
- Streptomyces griseus
- Streptomyces frede

3. **Researching the Source of Flavicin**:
- Flavicin is an antibiotic. To determine its source, we need to identify which of the listed organisms is known to produce it.

4. **Analyzing the Organisms**:
- **Aspergillus fumigatus**: This is a species of fungus but is not known for producing flavicin.
- **Aspergillus flavus**: This is a species of fungus that is known to produce flavicin, particularly found on peanuts and other food sources.
- **Streptomyces griseus**: This is a bacterium known for producing other antibiotics, but not flavicin.
- **Streptomyces frede**: Similar to Streptomyces griseus, this bacterium does not produce flavicin.

5. **Conclusion**:
- Based on the analysis, flavicin is obtained from **Aspergillus flavus**.

### Final Answer:
Antibiotic flavicin is obtained from **Aspergillus flavus**.

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