The cell is protected from the outside environment by the

cell membrane
cytoplasm
shell
vacuole

Question 9 (Multiple Choice Worth 2 points)

Which organelle is responsible for controlling the cell's activities?

Mitochondria
Ribosome
Nucleus
Endoplasmic reticulum

Question 10 (Multiple Choice Worth 2 points)

The ribosomes are responsible for what?

Digestion
Storage
Manufacturing proteins
Transportation within the cell