Answers 2026 Summer 305 CR_2002040-MJ Comprehensive Science 1 The Circulatory and Respiratory SystemsQuestion 7

7

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The Circulatory and Respiratory Systems

Question 7 • 2026 Summer 305 CR_2002040-M/J Comprehensive Science 1

Which gases are carried by red blood cells? Select two options.oxygen heliumcarbon dioxide nitrogen hydrogen

Answer

A

oxygen

B

helium

C

carbon dioxide

D

nitrogen

E

hydrogen

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