Tuesday, February 15, 2011

2-15-11

To start off class we shared our summaries about our homework last night. We talked about how replication and transcription are similar. In order for it to replicate it needs to "unzip" and in order to transcript it has to "unzip". Another way the two processes are similar are that they make copies. The difference in the copies is that in transcription it's copying a gene and in replication it makes new DNA. If skin falls off you need to make more skin cells that have nuclei so you need to make DNA. During transcription it copies one gene of DNA. When a strand of DNA splits in half it's part of replication. We learned that Uracil goes with Adenine. That proteins are made out of amino acids. Molecules make up amino acids. Atoms make up molecules. Mr. Finley wrote "Black Block" on the board and then picked up a black block. Are they the same? Why or why not? I said no because on the board it's just words but the black block is a black block, the words describe it. 3 nucleotides are called codons.

LE

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