Complex organisms need cells that can perform many different functions. they need to be supported on a cellular level. Without specialized cells you they won't be able to perform different functions.
These organelles are like the organs in a human and they help the cell stay alive. Each organelle has it's own specific function to help the cell survive. The nucleus of a eukaryotic cell directs the cell's activities and stores DNA. Eukaryotes also have a golgi apparatus that packages and distributes proteins. Hope this helps!
When your body temp gets too low you begin to shiver. Brining your body temp to a comfortable level will cause it to stop shivering.
Answer:
B
Explanation:
It would be a mutation in a native bacteria.
