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    Question

    In haustellate mouthparts used for piercing and sucking,

    the stylets primarily derived from the mandibles are known for their:
    A Cutting and grinding functions Correct Answer Incorrect Answer
    B Grooved inner faces for conducting saliva and food Correct Answer Incorrect Answer
    C Serrated edges for piercing plant tissues Correct Answer Incorrect Answer
    D Smooth surface without sharp edges Correct Answer Incorrect Answer

    Solution

    The stylets derived from mandibles in haustellate mouthparts often have serrated edges specifically designed for piercing plant tissues.

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