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5 votes
Your immune system consists of ____ that fight disease.

a.
cells
c.
organs
b.
tissues
d.
all of the above

ANSWER IS D

2 Answers

6 votes

Answer:

D

Step-by-step explanation:

All of the above

User Megen
by
4.4k points
0 votes

The answer is cells because the immune system is made up of the red blood cell and the white blood cells

User Niv
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4.7k points