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Pavel [41]
3 years ago
7

Which of the following is true about veins? 1. Veins have valves; arteries do not. 2. Veins carry blood away from the heart, whi

le arteries carry blood to the heart.3. Veins are more muscular than arteries.4. Veins have a smaller diameter lumen than arteries.
Biology
1 answer:
m_a_m_a [10]3 years ago
6 0

Answer:

#1 is true

Explanation:

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