Regeneration was discovered by

Options

A. Trembley
B. Morgan
C. Hunley
D. Lamarck

Answer

**Step-by-Step Solution:**

1. **Understand the Question**: The question asks who discovered regeneration. We need to evaluate the provided options: Trembley, Morgan, Hunley, and Lamarck.

2. **Evaluate Option A - Trembley**: Abraham Trembley is known for his experiments with Hydra, a freshwater organism. He cut the polyp in half to observe if it could regenerate. His findings indicated that Hydra could regenerate, leading to the conclusion that regeneration was present in animals.

3. **Evaluate Option B - Morgan**: Thomas Hunt Morgan was a prominent geneticist known for his work on the principles of genetics, including linkage and sex-linked traits. His research did not focus on regeneration.

4. **Evaluate Option C - Hunley**: There is no significant contribution related to regeneration attributed to Hunley in the context of biological studies. He is not recognized for work on regeneration.

5. **Evaluate Option D - Lamarck**: Jean-Baptiste Lamarck is known for his theory of inheritance of acquired characteristics. His work primarily focused on evolution rather than regeneration.

6. **Conclusion**: Based on the evaluations, Abraham Trembley is the correct answer as he was the first to discover regeneration in Hydra.

**Final Answer**: Regeneration was discovered by Abraham Trembley.

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