Vitamin `B_(12)` is obtained from

Options

A. Propionibacteria
B. Ashbya gossypii
C. Bacillus subtilis
D. Saccharomyces cerevisiae

Answer

To answer the question "Vitamin B12 is obtained from," we can follow these steps:

### Step 1: Understand the Question
The question is asking for the source of Vitamin B12. It is important to identify which of the given options is known to produce or contain Vitamin B12.

### Step 2: Review the Options
The options provided are:
1. Propionobacteria
2. Ashtabia gospe
3. Bacillus subtilis
4. Saccharomyces cerevisiae

### Step 3: Identify the Correct Source
Among the options, Propionobacteria is known for its role in the production of Vitamin B12. It is a type of bacteria that can synthesize this vitamin through fermentation processes.

### Step 4: Confirm the Information
Vitamin B12, also known as cobalamin, is part of the B-complex vitamins and is essential for various bodily functions, including red blood cell formation and neurological function. Propionobacteria is specifically utilized in the commercial production of Vitamin B12.

### Step 5: Conclusion
Based on the analysis, the correct answer to the question is:
**Vitamin B12 is obtained from Propionobacteria.**

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