Question

organisms that rely on other living things for food are called multicellular heterotrophs eukaryotes vertebrates

Explanation:

• Multicellular refers to organisms with many cells, not food - source.
• Heterotrophs get food from other organisms.
• Eukaryotes have membrane - bound nuclei, not about food.
• Vertebrates have backbones, not food - related.

Answer:

heterotrophs