Question

immune system 8. this system is the body’s defense against pathogens (germs). it uses specialized white blood cells to identify and destroy invaders. (immune system)

Explanation:

To solve this fill - in - the - blank question about the immune system, we analyze the context:

For the first blank:

The immune system defends the body against harmful organisms. The term for these harmful organisms (germs) is "pathogens". Pathogens include bacteria, viruses, fungi, etc., and they are what the immune system works to fight off.

For the second blank:

The immune system uses specialized white blood cells (such as lymphocytes, phagocytes) to identify and destroy invaders. White blood cells are a key part of the immune response as they can recognize foreign substances and initiate processes to eliminate them.

Answer:

First blank: pathogens
Second blank: white