Lecture_03-01-21-2014

Remember that genec informaon is contained in the

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: gene/c diversity to the well being of a popula/on. •  Also illustrates the increase in technology that lets us use gene/c methods to answer these sorts of ques/ons. Gene/c varia/on •  The source of gene/c varia/on is muta/on. •  No two individuals are alike gene/cally, unless that are iden/cal twins! •  Remember that gene/c informa/on is contained in the molecule deoxyribonucleic acid or DNA. •  Four bases (A) adenine, C) cytosine, (G) guanine and (T) thymine. •  Coding and non- coding regions of DNA. •  A DNA strand serves as a template from which messenger RNA (mRNA) is transcribed . •  mRNA is translated into protein. •  DNA à༎ mRNA à༎ Protein! Muta/ons •  DNA is subject to errors. •  Subs/tu/ons most common but also dele/ons, addi/ons and rearrangements. •  Mistakes most o\en result from errors in DNA...
View Full Document

This document was uploaded on 02/15/2014 for the course BIO 286 at Purdue.

Ask a homework question - tutors are online