Answer:
Shope papilloma virus, mastomys natalensis papillomavirus, and psittacus erithacus timneh papillomavirus
Homeostasis:
<em>The tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes</em>
Answer:
Salt in the ocean comes from rocks on land. The rain that falls on the land contains some dissolved carbon dioxide from the surrounding air. This causes the rainwater to be slightly acidic due to carbonic acid (which forms from carbon dioxide and water).
A cell can also use energy to move a large substance or a large amount of a substance in vesicles.
