Although earth is estimated to be 4.5 billion years old, and although life first appeared about 4 billion years ago, plants did
not appear until about _______ years ago.
1 answer:
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Explanation:
- Cytoplasm. Environment
- Nuclear membrane. Police force
- Ribosomes. factory and workers
- E.R. Roads or highway
- G.A. post office or UPS
- Mitochondria. Power plants
- Lysosome. recycling plants or waste management
- Vacuole. warehouse
- Chloroplast solar power plant
Answer: I’m not sure how I am supposed to answer this question but I would just draw an endocrine system and nervous
Explanation:
Crohn’s Disease that is the answer
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