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Animals, fungi and most bacteria rely on sugars made by others, so they are termed:

AAutotrophs
BHeterotrophs
CPhototrophs
DLithotrophs
Answer & Solution
Correct answer: B. Heterotrophs
1. The prefix hetero- means other. 2. These organisms cannot fix their own carbon. 3. Other organisms, such as animals, fungi, and most other bacteria, are termed heterotrophs, other feeders. 4. They must rely on the sugars produced by photosynthetic organisms for their energy needs. _Source: OpenStax Biology for AP(R) Courses (CC BY 4.0), Ch 8 'Photosynthesis', sections 8.1-8.3_
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