__________is used for alcoholic fermentation of sugars.

Explanation

**Step-by-Step Solution:**

1. **Understanding Alcoholic Fermentation**: Alcoholic fermentation is a biological process where sugars are converted into alcohol (ethanol) and carbon dioxide by microorganisms.

2. **Identifying the Microorganism**: The primary microorganism responsible for alcoholic fermentation is yeast. Yeast belongs to the kingdom Fungi and is a eukaryotic organism.

3. **Conditions for Fermentation**: Alcoholic fermentation occurs under anaerobic conditions, meaning it takes place in the absence of oxygen.

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