How is the coronavirus pandemic similar to the spanish flu pandemic? How are they different? (5 sentences)

What is the difference between bacterial infections and viral infections?

What causes temperature extremes in the desert

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community