How would YOU compare genetic and chromosome mutations? - Help.com

How would YOU compare genetic and chromosome mutations?

Please, give 2 or 3 types of the mutations and how they are similar and/or different…

I Did not get how to do my homework. Although, this is not my question, just give me examples. I promise i won’t steal your work =)

This open post was written 8 months ago | V/U/S: 108, 1, 2 | Edit Post | Leave a reply | Report Post


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alxkat offline Verified User (8 months, 3 weeks) Long Term User Shouts: 0 #
An Unknown Location | 8 months ago (42 minutes after post)

Hmm, genetic mutations…It was last year that I was in Bio, but I’ll try.

There’s deletion, in which a nucleotide or string of nucleotides is/are left out of the copy…

Actually, why don’t I just paste from a more reliable source:
Deletion
Here, certain nucleotides are deleted, which affects the coding of proteins that use this DNA sequence. If for example, a gene coded for alanine, with a genetic sequence of C-G-G, and the cytosine nucleotide was deleted, then the alanine amino acid would not be able to be created, and any other amino acids that are supposed to be coded from this DNA sequence will also be unable to be produced because each successive nucleotide after the deleted nucleotide will be out of place.
Insertion
Similar to the effects of deletion, where a nucleotide is inserted into a genetic sequence and therefore alters the chain thereafter. This alteration of a nucleotide sequence is known as frameshift
Inversion
Where a particular nucleotide sequence is reversed, and is not as serious as the above mutations. This is because the nucleotides that have been reversed in order only affect a small portion of the sequence at large
Substitution
A certain nucleotide is replaced with another, which will affect any amino acid to be synthesised from this sequence due to this change. If the gene is essential, i.e. for the coding of haemoglobin then the effects are serious, and organisms in this instance suffer from a condition called sickle cell anaemia.

http://www.biology-online.org/2/8_mut…

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