05:13
Specific Internal Defenses
This video covers the chain of command concerning helper T-cells, Cytotoxic T-cells, B-cells, and macrophages. This video teaches what each cell does, and how they interact with each other to fight…
08:58
Nonspecific Internal Defenses
This video is about nonspecific internal defenses.
08:43
Fraud Internal Controls
Examples of internal controls. Question: What are internal controls?