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Author Question: Which blood vessel carries blood from the heart to the lungs? A) aorta B) vena cava C) ... (Read 35 times)

sc00by25

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on: Jul 3, 2018
Which blood vessel carries blood from the heart to the lungs?
 
  A) aorta
   B) vena cava
   C) pulmonary artery
   D) pulmonary vein

Question 2

Explain why breathing is necessary for cellular respiration to occur.
 
  What will be an ideal response?


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johnharpe

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Reply #1 on: Jul 3, 2018
Answer to Question 1

C

Answer to Question 2

We inhale oxygen because it is necessary for the breakdown of glucose to produce ATP. Carbon dioxide develops as a waste product of ATP production. We exhale this carbon dioxide to remove it from the body.


sc00by25

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Reply 2 on: Jul 3, 2018
Gracias!

debra928

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Reply 3 on: Yesterday
Wow, this really help

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