Answer:
Amino acids are called amino acids because of the amino group and the carbonxyl group acts as an acid giving up an H.
I can only see a, b, and c, but I know that it’s 4, 3, and 2.
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The term "dead air spaces" refers to air passages like your trachea (windpipe) that may contain air your body can't use.
<h3>What does trachea mean?</h3>
Your larynx, or voice box, and your lungs are connected by a long, U-shaped tube called your trachea. The windpipe is another name for the trachea. It is an essential component of your respiratory system. Air enters your lungs through your larynx when you breathe in.
<h3>What are the trachea's four purposes?</h3>
- Tracheal Activity
- The airway from the mouth or nose to the lungs should be made strong and secure.
- Prevent foreign things from entering the respiratory system.
- control the air entering the lungs' temperature and humidity levels.
To know more about Trachea visit:
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Answer: The four nitrogen bases found in DNA are adenine, cytosine, guanine, and thymine
Explanation:
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