Name the specific type of gene that is incorporated in a cotton plant to protect the plant against cotton boll worm infestation.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Problem**: The question asks for the specific type of gene incorporated into cotton plants to protect them from cotton bollworm infestation.

2. **Identifying the Pest**: The cotton bollworm is a significant insect pest that attacks cotton plants, leading to substantial yield losses.

3. **Genetic Engineering Context**: To combat this pest, genetic engineering techniques are employed. This involves manipulating the genetic material of the cotton plant to enhance its resistance to pests.

...