Mitochondrial DNA has a _____ mutation rate than that of nuclear DNA
#2
_____ radiation results in the formation of double-stranded breaks in DNA and hydroxyl free radicals which damage DNA
#3
DNA repair is carried out by DNA polymerase _____.
#4
What is the direction of DNA repair?_____
#5
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
#6
Hypoxanthine is converted to _____ via xanthine oxidase
#7
The _____ is the site where RNA polymerase II and general transcription factors bind to DNA upstream from a gene locus
#8
Guanosine is converted to _____ via the enzyme purine nucleoside phosphorylase (purine salvage)
#9
microRNA often leads to the _____ of target mRNA, thus causing decreased translation into protein
Mutations and DNA Repair Indian Medical PG Flashcards - Medical Study Cards
Master Mutations and DNA Repair with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Mutations and DNA Repair Flashcard Deck - 9 Cards
Flashcard 1: Mitochondrial DNA has a _____ mutation rate than that of nuclear DNA
Answer: higher (higher/lower)
Flashcard 2: _____ radiation results in the formation of double-stranded breaks in DNA and hydroxyl free radicals which damage DNA
Answer: Ionizing
Flashcard 3: DNA repair is carried out by DNA polymerase _____.
Answer:
Flashcard 4: What is the direction of DNA repair?_____
Answer: 5' to 3'
Flashcard 5: Which base excision repair enzymes are responsible for filling and sealing the gap from the excised bases?_____ (filling) and DNA ligase III (sealing)
Answer: DNA polymerase-
Flashcard 6: Hypoxanthine is converted to _____ via xanthine oxidase
Answer: xanthine
Flashcard 7: The _____ is the site where RNA polymerase II and general transcription factors bind to DNA upstream from a gene locus
Answer: promoter
Flashcard 8: Guanosine is converted to _____ via the enzyme purine nucleoside phosphorylase (purine salvage)
Answer: guanine
Flashcard 9: microRNA often leads to the _____ of target mRNA, thus causing decreased translation into protein
Answer: silencing/inactivation
Keywords: Mutations and DNA Repair flashcards, medical flashcards, NEET PG preparation, USMLE Step 1 flashcards, Anki alternative, spaced repetition medical, OnCourse flashcards
Mutations and DNA Repair Flashcards for NEET-PG
Study 9 flashcards on Mutations and DNA Repair for NEET-PG Biochemistry. These active recall cards cover the key concepts, clinical associations, and high-yield facts from this chapter of Nucleic Acid Biochemistry. Each card is designed to test your understanding rather than just recognition, building stronger and more durable memories for exam day.
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