The length of DNA in bacteriophage `phi xx 174`

Options

A. 5386 bases
B. 48502 bp
C. `4.6xx10^6` bp
D. `3.3xx 10^9` bp

Answer

To determine the length of DNA in bacteriophage phi X 174, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Organism**: Recognize that phi X 174 is a bacteriophage, which is a virus that infects bacteria, specifically E. coli.

2. **Understand the Genetic Material**: Note that phi X 174 contains single-stranded DNA (ssDNA) as its genetic material.

3. **Historical Significance**: Acknowledge that phi X 174 was the first DNA-based genome to be sequenced, which gives it a notable place in genetics.

4. **Determine the Length of the Genome**: The length of the genome of phi X 174 is approximately 5386 nucleotide bases.

5. **Select the Correct Option**: From the provided options, the correct answer for the length of DNA in bacteriophage phi X 174 is 5386 bases.

### Final Answer:
The length of DNA in bacteriophage phi X 174 is **5386 bases**.

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