Answer:
The process of erosion uses weather, water, and plants to break down the ground on earth so that craters become virtually nothing. ... The Earth's gravity is stronger than the moon's, so it attracts more space debris than the moon does.
Primarily because earths' atmosphere disintegrates many meteorites before they reach the Earth. Secondarily because earth's more active tectonic motions delete them
Explanation:
In my research I figured out that it would be the 4th one
Without staining them you wouldn't be able to see them
Because there is genetic variation among the newly reproduced organism.
Antibiotics are usually what can help. Depends what kind of infection you get and how severe it is.