What organs provide nutrition to organisms? How autotrophic nutrition differs from heterotrophic

Food ciliates-shoes provide a cellular mouth, pharynx, food. vacuole, powder.
Hydra nutrition – mouth, tentacles, intestinal cavity, glandular cells, digestive and muscle cells.
Earthworm nutrition – mouth opening, pharynx, esophagus, goiter, stomach, intestines,
Human nutrition – the oral cavity, salivary glands, pharynx, esophagus, stomach, small intestine, liver, gall bladder, pancreas, large intestine, rectum.
Autotrophs – organisms that synthesize all organically important substances from inorganic substances that are important for life,
Heterotrophs – organisms that use organic substances for food produced by other organisms.

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