C. unicellular, most protists are unicellular
You can elnimate the moon and mars so the answer is a star
Answers:the tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
Explanation:
the tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
<u>While our globe may never run out of water as a whole</u>, it's crucial to realize that pure freshwater isn't always available where and when humans require it. In fact, only six countries contain half of the world's freshwater. Over a billion people do not have access to adequate safe, clean water. Water scarcity will afflict the entire planet by 2040 unless water use is significantly decreased. "If we keep doing what we're doing now, there will be no water by 2040."
Wastes produced by homeostasis. hope it helps! (i took a similar class )