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Juvenile hormone in cockroach is secreted by :

1. Corpora cardiaca

2. Prothoracic gland

3. Corpora allata
4. Corpora bigemina

Subtopic: Cockroach: Intro & External Morphology | Cockroach: Head & Mouth Parts | Cockroach: Structure of Thorax | Cockroach: Abdomen |

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