The first transgenic plant developed was a

Options

A. Potato
B. Tomato
C. Tobacco
D. Maize

Answer

To answer the question "The first transgenic plant developed was a," we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Concept of Transgenic Plants**:
- A transgenic plant is one that has been genetically modified to contain a gene or genes from another species. This is achieved through recombinant DNA technology.

2. **Identify the First Transgenic Plant**:
- Historical records indicate that the first transgenic plant developed was created in 1982.

3. **Research the Specific Plant**:
- The first transgenic plant was a tobacco plant. It was engineered to be resistant to antibiotics, which was a significant breakthrough in biotechnology.

4. **Select the Correct Option**:
- Given the options: potato, tomato, tobacco, and maize, the correct answer is tobacco.

5. **Conclusion**:
- Therefore, the answer to the question "The first transgenic plant developed was a" is **tobacco**.

### Final Answer:
The first transgenic plant developed was **tobacco**.