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Author Question: The nitrogenous bases include adenine and _______________ (both purines), as well as thymine and ... (Read 64 times)

luminitza

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on: Aug 20, 2018
The nitrogenous bases include adenine and _______________ (both purines), as well as thymine and _______________.
 Fill in the blank(s) with correct word

Question 2

Describe the anatomy of the pulmonary system.


carolinefletcherr

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Reply #1 on: Aug 20, 2018
Answer to Question 1

guanine; cytosine

Answer to Question 2

The pulmonary system includes the upper and lower respiratory tracts. The upper respiratory tract includes the nose, nasal cavity, frontal and maxillary sinuses, larynx, and trachea. The lower respiratory tract includes the lungs, bronchi, and alveoli.


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