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Bess [88]
3 years ago
14

The main function of the respiratory system is to

Biology
2 answers:
Trava [24]3 years ago
5 0

Answer:

exchange O2 and CO2 gases.

Explanation:

The respiratory system's main function is to exchange oxygen and carbon dioxide gases within the body. The organs that make up the respiratory system include the nose, pharynx and larynx, the trachea, bronchi, and the lungs. Each of these organs help with the process of breathing and/or the exchanging of gases within them.

I hope this help :)

____ [38]3 years ago
3 0
Exchange oxygen and carbon dioxide gases
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When gametes from two different species are able to fuse to form a zygote, it may have different chromosome sets, causing it to
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Answer:

The given blank can be filled with zygotic mortality.  

Explanation:

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Answer:

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the answer is A. Nitrogen is essential for growth in producers (Apex)

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