Answer: Nuclear fusion
Reasoning: most of a stars life is in the main sequence phase. This is the phase where nuclear fusion turns hydrogen into helium.
Contents of the model cell will change color.
hope this helps
Answer:
Extreme warm weather, glacial melting, rising sea levels, Ocean Acidification,Animal Migration and Extinction of Species, The Increase of Health Issues and Costs.
Answer:
Just use the letters for their traits.
Explanation:
They are located in the liver the wall of the sinusoids.