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Which two body systems work together to keep your body working properly?

a. digestive system and nervous system

b. cardiovascular system and skeletal system

c. respiratory system and digestive system

d. respiratory system and cardiovascular system

User Marsh Ray
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2 Answers

4 votes
The correct answer is D
User Kamajii
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7 votes

Answer:

d.respiratory system and cardiovascular system

User Geeky Quentin
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