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Protein Synthesis. Write down 5 “things” that you know about DNA. What is a GENE?. Instruction manual for our body. They are the directions for building all the proteins that make our body function. Where is a Gene?. Within DNA The nitrogen bases spell out the instructions. - PowerPoint PPT Presentation
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What is a GENE?
Instruction manual for our body
They are the directions for building all the proteins that make our body function
Types of RNA
Ribosomal RNA
Nickname: rRNA
Made up of ONE strand of nucleotides mixed with the ribosome
rRNA FunctionForms peptide bonds between the amino acids
Amino acid
Amino acid
Amino acid
Amino acid
PeptideBond
rRNA
Process of Transcription
T A C G C G C C T A G G A T T A G TA T G C G C G G A T C C T A A T C A
DNA Backbone Nitrogen Bases
Choose a gene that needs to be “read” or copied
RNA Polymerase attaches to DNA and
breaks Hydrogen bonds; splitting DNA
RNA Polymerase
Process of Transcription
T A C G C G C C T A G G A T T A G T
A T G C G C G G A T C C T A A T C A
DNA BackboneNitrogen Bases
DNA
A U G C G C G G A U C C U A A T C A
RNA polymerase adds matching nucleotides to exposed DNA strand
mRNA
RNA Polymerase
A T G C G C G G A T C C T A A T C A
DNA is split apart; separated
Process of Transcription
T A C G C G C C T A G G A T T A G TA T G C G C G G A T C C T A A T C A
DNA BackboneNitrogen Bases
DNA
A U G C G C G G A U C C U A A U C A mRNA
RNA Polymerase
RNA Polymerase leaves
A U G C G C G G A T C C T A A T C A
A T G C G C G G A T C C T A A T C A
mRNA leaves the nucleusDNA recombines
mRNA
Transcription Animation #1
Transcription Animation #2
Transcription Video