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4 votes
Which two systems are represented in this model?

A
circulatory and respiratory

B. nervous and circulatory

C. excretory and respiratory

D. nervous and digestive

2 Answers

1 vote

Answer:

Think D. nervous and digestive

Step-by-step explanation:

User Shuduo
by
3.6k points
4 votes

Answer:

I think it's c

Step-by-step explanation:

User Albert Schilling
by
3.8k points