………………… is the process of respiration which occurs in the absence of oxygen.

Explanation

**Step-by-Step Text Solution:**

1. **Understanding the Question**: The question asks for the name of the process of respiration that occurs in the absence of oxygen.

2. **Identifying Types of Respiration**: There are two main types of respiration: aerobic respiration, which occurs in the presence of oxygen, and anaerobic respiration, which occurs in the absence of oxygen.

3. **Focusing on Anaerobic Respiration**: Since the question specifies the absence of oxygen, we need to focus on anaerobic respiration.

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