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4. The blood vessels, heart and the blood make up WkoOxVrg/vie... o 10 points a. 1/3 of our body b. the respiratory system c. 1/4 of our body O d. the cardiovascular system
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4. The blood vessels, heart and the blood make up

WkoOxVrg/vie...
o
10 points
a. 1/3 of our body
b. the respiratory system
c. 1/4 of our body
O d. the cardiovascular system

User Enzey
by
7.8k points

2 Answers

2 votes
D): the cardiovascular system because the blood vessels, heart and blood make up that system
User Drescherjm
by
7.7k points
7 votes

Answer:

D, the cardiovascular system

Step-by-step explanation:

The Cardiovascular System is the system at which blood circulates through our body

User Tasnim
by
8.3k points
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