At which rate , `CO_2` , is being utilized in photosynthesis by the producers ?

Explanation

To determine the rate at which CO2 is utilized in photosynthesis by producers, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Photosynthesis Process**:
- Photosynthesis is the process by which producers (like plants) convert carbon dioxide (CO2) and water (H2O) into glucose (C6H12O6) using sunlight and chlorophyll.

2. **Identify the Key Components**:
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