★ Biology Quiz
Living things require energy to survive. Which of the following is NOT an example of an organism requiring energy?
A. Organisms contain DNA.
B. Autotrophs use energy from sun to produce their own food.
C. Heterotrophs consume food.
D. Decomposers break down dead material.
Select your answer:
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A. scar
B. lubricant
C. secretory coil
D. comedo
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the proportion of the nutrients compared to the number of calories the food contains
A. nutrient density
B. calories
C. carbohydrates