Why Are the Muscles Used for Movement in Insects Often

question 4

Multiple Choice

Why are the muscles used for movement in insects often pennate?

• A) The limited space within insect exoskeletons requires muscle that generates high force without changing size significantly.
• B) Insects molt to grow their skeleton.
• C) The internal muscle includes both flexor and extensor muscles.
• D) Insects require muscle that generates large length changes to compensate for lack of joints in the skeleton.

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