Question

Based on Figure 1, make a claim about the transport of gases throughout the circulatory and respiratory systems.

A.
Arteries supply the body's tissues with oxygen, and veins remove carbon dioxide.

B.
Arteries supply the body's tissues with carbon dioxide, and veins remove oxygen.

C.
Veins supply the body's tissues with oxygen, and arteries remove carbon dioxide.

D.
Veins supply the body's tissues with carbon dioxide and arteries remove oxygen.

Multiple Choice Question
Part B:

Which statement provides evidence of the claim in Part A?

A.
Oxygen-rich blood is found in arteries, while blood that is rich in carbon dioxide is found in veins.

B.
Oxygen-poor blood is found in arteries, while blood that is rich in carbon dioxide is found in the veins.

C.
Oxygen-poor blood is found in veins, while blood that is rich in carbon dioxide is found in the arteries.

D.
Oxygen-rich blood is found in veins, while blood that is rich in carbon dioxide is found in arteries.

Answer 1

**Part A: Claim about gas transport**

The correct answer is: **A. Arteries supply the body's tissues with oxygen, and veins remove carbon dioxide.**

---

**Part B: Evidence for the claim in Part A**

The correct answer is: **A. Oxygen-rich blood is found in arteries, while blood that is rich in carbon dioxide is found in veins.**