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taurus [48]
3 years ago
15

*PLEASE HELP*

Biology
2 answers:
Natali [406]3 years ago
8 0

I think it is A! The nervous system reacts to all internal/external, such as hormones, touch, sound, disease, etc

liubo4ka [24]3 years ago
6 0

Answer:

i believe the answer is A) responds to all internal and external stimuli

Explanation:

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