5. What two systems are primarily involved in processing food? *
digestive and respiratory systems
muscular and circulatory systems
digestive and muscular systems
digestive and excretory systems

digestive and excretory systems

Explanation:

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golgi body just took the test on edge

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.