Water accounts for most of a cell's mass!
Biotechnology raises ethical questions<span>, </span>primarily concerning the ways in which knowledge should be used. The correct option among all the options that are given in the question is the third option or option "c". I hope that this is the answer that you were looking for and the answer has come to your help.
Answer:
I draw it
Explanation:
but excuse that cnt send <u>i</u><u>t</u><u>.</u>
Answer: <span>hyaline cartilage rings
Hyaline cartilage rings in a shape of a C prevent the tracheal wall from
collapsing inward and obstructing airway (during inhalation). Posteriorly (</span><span><span>open portion of each ring) </span>there is not cartilage but there is muscle so that the esophagus can stretch (the </span>esophagus is behind the trachea).
