Comment on contribution of physics in the development of biological sciences.

Explanation

### Step-by-Step Solution:

1. **Introduction to the Interdisciplinary Nature of Physics and Biology**:
- Physics and biology are interconnected fields. The principles of physics have significantly influenced the development of biological sciences, leading to advancements in various areas such as medical technology, diagnostics, and research methodologies.

2. **Use of Radioisotopes**:
- Radioisotopes are used in medical imaging and treatment. For example, they play a crucial role in cancer treatment through targeted radiation therapy, which helps in destroying cancerous cells while minimizing damage to surrounding healthy tissues.

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