DNA & Heredity: Can DNA Change?

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Discussion Overview

The discussion revolves around the question of whether DNA can change and how such changes might relate to the evolution of human beings from earlier ancestors, including comparisons to other species like gorillas. The scope includes concepts of heredity, evolutionary biology, and the implications of DNA mutations.

Discussion Character

  • Exploratory, Conceptual clarification, Debate/contested

Main Points Raised

  • One participant questions the nature of DNA change and its implications for human evolution, suggesting a connection between DNA and physical changes over time.
  • Another participant points out that changes (mutations) in DNA sequences can lead to observable differences between species, implying a biological basis for the changes discussed.
  • There is a suggestion that the evolution of humans from ape-like ancestors involves significant changes in both physical form and brain development, potentially linked to DNA changes.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the specifics of how DNA changes relate to evolutionary changes, and multiple viewpoints regarding the relationship between DNA and physical evolution remain present.

Contextual Notes

There are limitations in the clarity of the initial questions posed, and assumptions about the relationship between DNA changes and evolutionary processes are not fully explored or defined.

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i thought i got some refused thing.can DNA change?if they cannot change, why we don't like as a cave dweller or like a monkey?i mean the body .
 
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You need to make your question more clear, as I cannot understand what you are asking.
 
when before stone age,the human beings are like as a gorilla. i mean their appearance , using four legs to move ...etc... but now we have got changes . we have a big brain, use two legs to walk . so is it relating the changes of DNA,or others?
 
Changes (mutations) in the DNA sequences will give rise to the differences you observe between two species.
 

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