b. diffuse out of the cell.
c. show no net movement.
d. move in by endocytosis.
21. Sodium ions cross a membrane at transport proteins that receive an energy boost. This is a case of
a. passive transport.
b. active transport.
c. facilitated diffusion.
d. a and c.
22. Demonstrate your understanding of the three main types of cells we’ ve learned about this week by completing the following table:
Type Bacteria Plant Cell Animal Cell
Prokaryotic or eukaryotic?
Cell wall( Yes or No)