A its a great structure for a kid to socialize with another person it helps with future businesses or being able to communicate better
Should pay attention in class
Answer: 1. separates the material inside the cell from the outside environment
2. also allows material to pass in and out of the cell, if it is safe to do so
3. protects the nucleus and cytoplasm
Explanation: Mitochondria is the powerhouse of the cell. So thats not right. The other three are right. The cell membrane protects the cell by either blocking material that tries to come to the cell or pushing out material from within the shell.