Five similarities between DNA and Protein?

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Discussion Overview

The discussion revolves around identifying similarities between DNA and proteins, focusing on their structural and chemical characteristics. It is situated within a homework context for a college biology class.

Discussion Character

  • Homework-related
  • Exploratory

Main Points Raised

  • One participant notes that both DNA and proteins are composed of smaller molecules that form chains, with DNA made of nucleic acids and proteins made of polypeptides.
  • Another participant suggests that a similarity could be the different types of monomers involved, highlighting that DNA consists of nucleotides while proteins consist of amino acids, each with distinct side groups.
  • A participant raises the question of the types of reactions that join these monomers, implying a potential similarity in the biochemical processes involved.
  • There is a query about the factors that shape both molecules, specifically whether hydrophobic tendencies or polarity/charge play a role.
  • One participant proposes that the side chains of proteins (R groups) and the nitrogenous bases of DNA could be viewed as analogous components.
  • Areas of Agreement / Disagreement

    Participants express various ideas about similarities, but there is no consensus on specific points or the nature of the similarities. The discussion remains exploratory and open-ended.

    Contextual Notes

    Some participants are still familiarizing themselves with the subject matter, which may influence the depth and accuracy of their contributions.

meganw
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Homework Statement



Name five similarities between DNA and Protein (college biology class)


Homework Equations



N/A

The Attempt at a Solution



I know one similarity is that both are made up of smaller molecules to form chains. (Polypetide chains are formed from amino acids linked together by peptide bonds and DNA is formed by nucleic acids (a combination of 3 parts: nitrogenous bases, phophroic acid and dexyribose (5 carbon sugar)).
 
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I am not sure but could this be considered a similarity, their basic monomers that is nucleic acid (DNA) and amino acid (protein) have different side groups. So for DNA: A,T,G,C while for protein it is the R -groups.
 
For another similarity consider the type of reaction used to join monomers.
 
What shapes both molecules?
 
Do hydrophobic tendencies shape the molecules? Or is it just the polarity/charge?

What are the types of reactions to join monomers?

And I think side chains is a good idea. Protein side chains are the R groups, right? And then the 4 nitrogenous bases could be considered the sidechains of DNA, right?

p.s. I've only been in this biology class less than 2 weeks so bare with me, I'm just starting!
 

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