Photosynthesis and smartphone: what they have in common

1. Step 1. Photosynthesis — works like — Solar panel. Two ways of turning light into energy.
2. Step 2. Solar panel — is part of — Lunokhod. A solar panel.
3. Step 3. Lunokhod — has part — Smartphone camera. TV cameras.
4. Step 4. Smartphone camera — is part of — Smartphone. One or more cameras.

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