Name the scientist(s) responsible for each of the following discoveries:
Helical shape of DNA ______________

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the scientist(s) responsible for the discovery of the helical shape of DNA.

2. **Identifying Key Information**: The helical structure of DNA is a significant discovery in biology, which is crucial for understanding genetics and molecular biology.

3. **Recalling Historical Context**: The helical structure of DNA was discovered in the early 1950s.

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