Answer:
A
Explanation:
messes with the chromosomes
B is the answer if not B then C
The answer is probably B because white blood cells are part of the immune system, so help to fight diseases. The circulatory system helps to move the white blood cell around the body. Also, pathogens are disease causing organisms, and as you can see, they all relate very well. Hope i helped, have a nice day.
Answer:
frontal, occipital, and temporal
Explanation:
Its C i think! i hope this helps
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