Answer:
Flatworms are small, literally flat worms, which 'breathe' through diffusion across the outer membrane (Figure 2). The flat shape of these organisms increases the surface area for diffusion, ensuring that each cell within the body is close to the outer membrane surface and has access to oxygen.
Explanation:
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The digestion of pizza, the light reactions in photosynthesis, and the removal of a stain by laundry detergent all require "Enzymes" <span>which are biological proteins that lower the activation energy for chemical reactions
In short, Your Answer would be Option A
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Answer:
O sinkholes, caves, and hills heating of ground water due to geothermal energy
Explanation:
the answer is 3,190,000 kcals