Which part of the cell is semipermeable, or controls what enters and leaves the cell?
A: mitochondrion
B: cytoplasm
C: endoplasmic reticulum
D: cell membrane
![Which part of the cell is semipermeable or controls what enters and leaves the cell A mitochondrion B cytoplasm C endoplasmic reticulum D cell membrane class=](https://us-static.z-dn.net/files/d0f/11a0586bcd723fd74c340604a27f12b0.png)