Zeatin was extracted for the first time from -

Options

A. Maize
B. Coconut
C. Fungus
D. Autoclaved herring sperm

Answer

**Step-by-Step Solution:**

1. **Identify the Compound**: The compound in question is Zeatin, which is a type of cytokinin.

2. **Historical Context**: Zeatin was first identified and extracted from a specific source.

3. **Source of Extraction**: According to the information provided, Zeatin was extracted for the first time from the male corn kernel.

4. **Significance of Zeatin**: Zeatin plays a crucial role in promoting cell division and growth in plants, which is why it is classified as a cytokinin.

5. **Conclusion**: Therefore, the answer to the question is that Zeatin was extracted for the first time from the male corn kernel.

---