BIOL140 Lecture Notes - Lecture 8: Ribosomal Rna, Transfer Rna, Deoxyribose

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21 Jun 2016
Department
Course
Professor
Oct. 1st, 2015
Double Helix
A, G,C,T
Four Nucleotide bases
Deoxyribose (Sugar)
Structure of DNA
(Ribonucleic Acid)
Single Stranded
Length of a gene
Shorter than DNA
Built and broken down as it is needed
Ribose Sugar
A,G,C,U
Four Nucleotide Bases
Conveys a copy of instructions for a protein from nucleus to Cytoplasm
Convention
Structure of RNA
b)
DNA, RNA and Proteins
DNA
RNA
Where it functions
Nucleus
Cytoplasm; Nucleus
Sugar
Deoxyribose
Ribose
Bases
C G A T
C G A U
# of strands
Two
One
RNA Structure
Three Kinds of RNA
Part of the Ribosomal Structure
Ribosomal RNA (rRNA)
1.
Copy of instructions for making protein
Transcription
Messenger RNA (mRNA)
2.
Picks up amino acids from cytoplasm
Transfers amino acids to ribosome to be added to protein
20 Amino Acids = 20 kinds of tRNA
Transfer RNA (tRNA)
3.
Lecture Eight
October 30, 2015
6:02 PM
BIO 140 Page 1
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