Mark the odd word in each group: Cyton, actin, axon, dendron

Explanation

To solve the question "Mark the odd word in each group: Cyton, actin, axon, dendron," we will analyze each term to identify which one does not belong with the others.

### Step-by-Step Solution:

1. **Identify the Terms**: The terms given are Cyton, Actin, Axon, and Dendron.

2. **Understand Each Term**:
- **Cyton**: This is the cell body of a neuron. It contains the nucleus and is responsible for the metabolic activities of the neuron.
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