Viruses need to be inside a living thing (of course the living thing has to have the right temperature which most living things do) . When they're inside a living thing they start injecting the host's cells with its DNA in order to make more copies of itself which allows the virus to spread. So basically viruses need to be inside something living.
the air and all the gasses
The A antibodies will produce A antibodies and the B antibodies will produce B antibodies
Answer:
Oxygen
Explanation:
The products of cellular respiration are carbon dioxide, ATP, and water. In cellular respiration, glucose and oxygen react to form ATP. Water and carbon dioxide are released as byproducts.
Plate tectonics located in our crust crashing or colliding into each other cause earthquakes to occur.
