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Nucleosides/tides

QuestionAnswer
What is the central dogma? Genetic info flows only in one direction from DNA>RNA> Protein.
Roles of nucleosides and nucleotides? -makes up RNA/DNA -currency of ATP/GTP -signal transduction -biosynthesis
What is the structure of a nucleotide? sugar base+ phosphate
Purines have how many sides and what are they types? They have 2 sides and are adenine and guanine
Pyrimidines have how many sides and what are they types? 1 side; cytosine, uracil, thymine
RNA Vs DNA RNA Has 4 OH groups and DNA has 3. On the 2' carbon RNA has an OH instead of an H
What is the structure of a nucleoside ? Sugar and a base
Where would you find a glycosidic linkage? where the C+ N groups connect in a nucleoside
What gives nucleic acids their charge? The phosphate group
In what direction does nucleic acids move? 5' to 3' direction
What side of the DNA strand is where the new RNA Strand i? s replicated from the 3' side
What direction does sugars and phosphate face in the double helix? sugars and phosphate face outside
what kinds of non covalent interactions is in the stacking of base pairing and between the nitrogenous bases ? Vander Waals for stacking. between the nitrogenous bases is Hydrogen bonding.
How is DNA replicated in terms of conservation? Semi conservative meaning that one strand from each parent DNA strands is found in the daughter strands.
How does PCR work DNA is denatured so that DNA can be accessed for primers to attach and replicate.
What is the function of CRISPR To correct genes from specific regions.
How is genetic material passed from to create a protein. mRNA enters ribosomes where tRNA attaches amino acids to then create proteins.
Created by: ofadipe30
 

 



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