Both a wine maker and a molecular biologist who had developed a recombinant vaccine claim to be biotechnologists. Who in your opinion is correct?

Explanation

**Step-by-Step Solution:**

1. **Understanding Biotechnology:**
- Biotechnology is defined as a set of methods that use living organisms to produce products or processes that benefit humans. This can involve the manipulation of microorganisms, plants, or animals.

2. **Role of the Winemaker:**
- A winemaker employs microorganisms, specifically yeast, to ferment sugars into alcohol, producing wine. This process utilizes living organisms for the benefit of human consumption, which aligns with the definition of biotechnology.

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