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Thorns of Bougainvillea and the tendrils of Cucurbita are ______ structures. - Biology (Theory)

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प्रश्न

Thorns of Bougainvillea and the tendrils of Cucurbita are ______ structures.

रिकाम्या जागा भरा
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उत्तर

Thorns of Bougainvillea and the tendrils of Cucurbita are homologous structures.

Explanation:

They are considered homologous because both arise in axillary positions and represent modifications of the branch, despite having different functions. This shows that they share a common embryogenic origin and structural basis, indicating a common ancestry.

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पाठ 8: Evidences and Theories of Biological Evolution - TEST YOUR PROGRESS [पृष्ठ ३४५]

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नूतन Biology [English] Class 12 ISC
पाठ 8 Evidences and Theories of Biological Evolution
TEST YOUR PROGRESS | Q 2. 4. | पृष्ठ ३४५
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