Genetic Code and Codon Usage — Flashcards

Genetic Code and Codon Usage — Flashcards

Genetic Code and Codon Usage — Flashcards
#1

A _____ mutation occurs when there is a deletion or insertion of a number of nucleotides not divisible by 3, resulting in misreading of all nucleotides downstream.

#2

What is the direction of RNA editing?_____

#3

Okazaki fragments are lagging strands built on RNA primers by DNA polymerase _____.

#4

Which codons serve as chain terminators in mitochondria?_____

#5

At the _____' end of a tRNA molecule is a 5'-CCA-3' sequence, which is the amino acid acceptor stem

#6

_____ DNA is generated by the hydrogen bonding of a third strand into a major groove of B-DNA.

#7

Which codon codes for tryptophan in mitochondria?_____

#8

Which base excision repair enzymes are responsible for filling and sealing the gap from the excised bases?_____ (filling) and DNA ligase III (sealing)

Hint: specific

#9

Guanosine is converted to _____ via the enzyme purine nucleoside phosphorylase (purine salvage)

#10

Hypoxanthine is converted to _____ via xanthine oxidase

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Genetic Code and Codon Usage Flashcards | Nucleic Acid Biochemistry Study Cards - OnCourse