The jelly like substance in a cell was identified by

Options

A. Corti & Fontana
B. Dujardin
C. Robert Brown
D. Purkinje

Answer

To solve the question "The jelly-like substance in a cell was identified by," we will follow these steps:

### Step 1: Understand the Question
The question is asking about the identification of a jelly-like substance found in cells. We need to identify which scientist is credited with this discovery.

### Step 2: Identify the Jelly-like Substance
The jelly-like substance in a cell is known as cytoplasm. However, it is important to note that the term "jelly-like" can also refer to protoplasm, which is a denser form of cytoplasm surrounding the nucleus.

### Step 3: Research the Scientists Listed
The options given are:
- Carthi and Fontana
- Felix Dujardin
- Robert Brown
- Purkinje

We need to determine which of these scientists is associated with the discovery of protoplasm or the jelly-like substance.

### Step 4: Identify the Correct Scientist
Felix Dujardin is the scientist who identified the jelly-like substance in cells and originally referred to it as "sarcode." This term was later changed to protoplasm.

### Step 5: Conclusion
Based on the information gathered, the correct answer to the question is **Felix Dujardin**.

### Final Answer
The jelly-like substance in a cell was identified by **Felix Dujardin**.

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