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SGU: Nucleic Acids Matching
How many charges does a nucleotide mono phosphate have?
2 negative charges
Define euchromatin.
decondensed and transcriptionally active DNA
What are the different types of RNA?
mRNA, tRNA, rRNA, snRNA
Which enzyme converts acyclovir to acyclovir triphosphate and in what organism is it found in?
enzyme-thymidine kinase; organism-virus
Describe structures and roles of the mRNA
linear and single stranded, carries codon information for translation (2%)
What affects the rate of annealing of DNA strands?
Size of DNA (long DNA takes longer), complexity of DNA
What nucleoside triphosphate is involved in protein biosynthesis?
GTP
What is the ratio of purines to pyrimidines in double stranded DNA?
1:1 (ie. 50% purines and 50% pyrimidines)
Is a nucleoside-monophosphate a nucleotide or nucleoside?
Nucleoside
Where is negative supercoiling introduced (with respect to the proteins) during DNA replication or transcription?
behind the protein doing the supercoiling
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