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padilas [110]
3 years ago
13

Which statement best describes the composition and function of proteins in organisms? A) long chains of hydrocarbons used for di

gestion and respiration B) sugars and starches that provide energy for metabolic processes C) fats and oils which are well suited for long term energy storage D) long chains of amino acids used for building, repair, and maintenance
Biology
2 answers:
OLga [1]3 years ago
4 0
D) long chains of amino acids used for building, repair, and maintenance
iren2701 [21]3 years ago
3 0

<u>Answer</u>: D.long chains of amino acids used for building, repair, and maintenance.

<u>Explanation</u>:

  • <em>Amino acids</em> are organic compounds that consist of an amino group, a carboxyl group and a side chain in their basic structure.
  • When the amino acids join together and form long chains, then they are responsible for the building of proteins. Thus, t<em>he proteins are made of one or more long chains of amino acids. </em>
  • Proteins perform many essential functions -

1. They perform the function of <em>building</em> various structural components such as hair, nails etc.

2. They perform the function of <em>repair</em>, for example, tissue damaged due to exercise.

3. They are also responsible for routine <em>maintenance</em> of cells and tissues.

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Brainliest!?!


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Have a nice day:)


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