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DNA & RNA
Parts and What-not
Watson &
Phosphate
group
Deoxyribose
(5-C sugar)
Which are made of:
Adenine
Nitrogen
base
Thymine
Cytosine
nucleotides
Crick 1953
Guanine
What is it made of?
Heredity
First model:
Life
processes
Who discovered
the double helix
shape?
DNA
Deoxyribonucleic
acid
Replication
Double helix
What is it’s
function?
Griffith ’28 & Avery ‘44
Other
important
scientists:
Hershey & Chase 1952
Chargoff 1949
Define:
Copy
Process:
AGTGCATGTTACCGA
TCACGTACAATGGCT
Wilkins & Franklin 1952
Ribose not
deoxyribose
Single
strand
Uracil not
thymine
How does RNA differ from DNA?
mRNA –
messenger RNA
Carries DNA “message”
Complements DNA
RNA
DNA – ATCCGTG
RNA -- UAGGCAC
DNA – TACGAT
RNA -- AUGCUA
How does
it work?
Ribonucleic
acid
What forms
does RNA
take?
tRNA – transfer
RNA
Carries and delivers
amino acids
rRNA –
Ribosomal RNA
Ribosomes are made of it.