Collagen is referred as the feature which is associated with the maturation phase of normal wound healing through its deposition on the wounded or injured area.
<h3>What is Collagen?</h3>
This is referred as a type of protein which is found in connective tissues and its role is to provide structural support to the different tissues which are found in the body system.
Collagen stimulates new tissue growth by attracting fibroblasts and encouraging deposition of more of it to the affected area. This helps the cells to be formed from pre-exising ones.
This is therefore the reason why collagen was chosen as the most appropriate choice in this type of scenario.
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The word from this excerpt could be used to argue that the narrator is unreliable is "Unnerved" suggests the narrator’s nervousness.
"The Fall of the House of Usher" is a story written by Edgar Allan Poe in 1839. The book talks about the metaphorical fall of the Usher family.The story centers on Poe's friend who was sick.
Unreliable in this context is to be not trust to deliver regarding something or not depended on regarding something or an issue.
Conclusively we an say that the narrator was nervous and when the sound left his lips, it was like a very heavy thing to say.
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