Comparative genomics has helped map out these paths to multicellularity and diagram evolutionary ... Where do cells get their nutrient resources? Do they generate their own energy, or do they ...
Cells close cellCells provide energy which enables electrons to flow ... to power small devices such as a calculator. This circuit diagram shows the same circuit, but uses circuit symbols to ...
The sun is the ultimate source of energy for virtually all organisms. Photosynthetic cells are able to use solar energy to synthesize energy-rich food molecules and to produce oxygen.
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