Mark the odd one in each series :
Areolar tissue, blood, neuron, tendon.

Explanation

To solve the question of identifying the odd one out from the series: Areolar tissue, Blood, Neuron, and Tendon, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Types of Tissues**:
- Areolar tissue: This is a type of connective tissue that provides support and elasticity to organs.
- Blood: Blood is also classified as a connective tissue because it consists of cells suspended in a liquid matrix (plasma).
- Neuron: Neurons are specialized cells that transmit nerve impulses and are part of the nervous system.
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