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State the evolutionary relationship givi...

State the evolutionary relationship giving reasons between the thorn of Bougainvillea and tendril of cucurbit.

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### Step-by-Step Solution: 1. **Identify the Structures**: The two structures in question are the thorns of Bougainvillea and the tendrils of Cucurbita (commonly known as gourds). 2. **Determine the Type of Structures**: Both the thorn of Bougainvillea and the tendril of Cucurbita are classified as homologous structures. This means they share a common structural origin but serve different functions. 3. **Define Homologous Structures**: Homologous structures are those that have a similar anatomical structure due to shared ancestry, but they may perform different functions in different organisms. ...
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