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SSCR 26 Biology B
Unit Test
Question 2
2
Quiz
Multiple Choice
Unit Test
Question 2 of 25 • SSCR 26 Biology B
Veins take blood back to the heart. Which gas would be most abundant in a vein that takes blood from muscle cells in the arm back to the heart?
Answer
A
carbon dioxide
B
oxygen
C
nitrogen
D
hydrogen
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Unit Test - Question 2 | SSCR 26 Biology B | Revolt