2-11: Autotrophs and Heterotrophs
Living organisms obtain chemical energy in one of two ways. Autotrophs store chemical energy in carbohydrate food molecules they build themselves. Heterotrophs cannot make their own food, so they must eat or absorb it.
CK-12 (High School)
RST.4 - Key Terms, RST.1 - Analysis & Evidence, RST.2 - Main Ideas
DEPTH OF KNOWLEDGE (DOK) LEVELS:
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