Find the odd. term out giving reasons.
Endoplasmic reticulum, Chloroplast, Chromoplast, Leucoplast

Explanation

To find the odd term out among the given options: Endoplasmic reticulum, Chloroplast, Chromoplast, and Leucoplast, we can follow these steps:

### Step 1: Identify the nature of each term
- **Endoplasmic Reticulum (ER)**: A cell organelle found in both plant and animal cells. It is involved in the synthesis of proteins and lipids.
- **Chloroplast**: A cell organelle found only in plant cells. It is responsible for photosynthesis, converting light energy into chemical energy.
- **Chromoplast**: A type of plastid found in plant cells that contains pigments, primarily responsible for the colors of fruits and flowers.
- **Leucoplast**: Another type of plastid found in plant cells, mainly involved in the storage of starches, oils, and proteins.

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