Thursday, September 26, 2013

DAY TWO OF NEW UNIT YEAHHHHHH


TODAY WE CONTINUED ON WITH THE EVOLUTIONARY STUDIES. THIS TIME WE WORKED ON A WORKSHEET WHERE we looked the differences in amino acid sequencing between different organisms and with the number of differences, we were able to put organism in order on a FAMILY TREE BY PUTTING DONKEY AND HORSES TOGETHER BECAUSE THEY ONLY HAD 1 difference in amino acid sequences AND THEN PUTTING THE MOST DIFFERENT ORGANISM, YEAST AS FAR FROM THAT AS POSSIBLE. THE REASON WHY WE LOOK AT AMINO ACID SEQUENCES IS BECAUSE THESE SEQUENCES ARE FOUND ON DNA AND CONTROL THE AMOUNT OF MUTATIONS THE ORGANISM HAS SO LESS DIFFERENCES MEANS THEY'RE NOT THAT different. 


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