Protoplasm was regarded as the "physical basis of life " by

Options

A. Purkinje
B. Huxley
C. RudolfVirchow
D. Schwann

Answer

**Step-by-Step Solution:**

1. **Understanding Protoplasm**: Protoplasm is the living substance within a cell, which includes the cytoplasm and the nucleus. It is often described as a jelly-like fluid that is essential for life processes.

2. **Identifying Key Characteristics**: Protoplasm is surrounded by a plasma membrane, making it distinct from its external environment. It is colloidal in nature, which means it has properties of both solids and liquids.

3. **Historical Context**: The question asks about the scientist who regarded protoplasm as the "physical basis of life." This indicates that we need to identify a historical figure associated with this concept.

4. **Evaluating the Options**: The options provided are Purkinje, Huxley, Rudolph Virchow, and Chauvin. We need to recall which of these scientists made significant contributions to the understanding of protoplasm.

5. **Identifying the Correct Scientist**: Thomas Huxley, a prominent biologist in the 19th century, is known for his work on protoplasm. In 1868, he described protoplasm as the physical basis of life.

6. **Conclusion**: Based on the information gathered, the correct answer to the question is Huxley.

**Final Answer**: Protoplasm was regarded as the "physical basis of life" by Huxley.

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