Which of the following is not a feature of simple tissue?

Options

A. These are homogeneous in nature and are composed of structurally and functionally similar cells.
B. The wall thickening in collenchyma is primary in nature and is composed of cellulose, hemicellulose and lignin materials with a high percentage of water.
C. Parenchyma is the most common tissue which is morphologically and physiologically unspecialized.
D. The simple permanent tissues are parenchyma, collenchyma and sclerenchyma.

Explanation

To determine which of the following is not a feature of simple tissue, let's break down the characteristics of simple tissues and analyze the provided options step by step.

### Step-by-Step Solution:

1. **Understanding Simple Tissues**:
- Simple tissues are a type of permanent tissue in plants. They consist of cells that are similar in structure and function.
- There are three main types of simple tissues: parenchyma, collenchyma, and sclerenchyma.

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