C. Over many generations, the characteristics of these kinds of organisms also change
Answer:
it lets the defuse faster, which allowed communication to go by in a quickly manner
Explanation:
Answer:
secondary consumer
Explanation:
They are the least because they play a less important role in the ecosystems.
Answer: They are both openings within the Earth but, Fumaroles release gases (carbon dioxide, sulfur dioxide, hydrogen chloride, and hydrogen sulfide) and steam, and Geysers release water and steam.
Explanation:
The difference between an artery and a vein is that arteries are larger, more muscular and more elastic than veins; they carry blood that is under pressure from having been pumped out of the heart; veins are under much less pressure, so they are not as strong
