80 The Structure Of Dna Trivia Questions with Answers
80 public questions with answers, drawn from the well. How many can you answer?
What is the sugar pucker conformation of B-DNA?
Answer
C2'-endo
What enzyme joins Okazaki fragments together?
Answer
DNA ligase
What are the short fragments of DNA on the lagging strand called?
Answer
Okazaki fragments
What is the basic unit of DNA packaging in eukaryotes called?
Answer
nucleosome
What enzyme unwinds the DNA double helix during replication?
Answer
helicase
Which scientist formulated the rules that A=T and G=C in DNA?
Answer
Erwin Chargaff
What is the name of the replication model where each daughter DNA has one parent strand?
Answer
semi-conservative
In which cell organelle is most DNA found in eukaryotes?
Answer
nucleus
What is the name of the bond between a sugar and a base in a nucleotide?
Answer
glycosidic bond
How many rings does a pyrimidine base have?
Answer
one
Which form of DNA has a left-handed helical twist?
Answer
Z-DNA
Who produced the X-ray image called Photo 51 that revealed DNA structure?
Answer
Raymond Gosling
What term describes the opposite orientation of the two DNA strands?
Answer
Antiparallel
In which direction is new DNA synthesized?
Answer
5' to 3'
What type of bond links nucleotides together in a DNA strand?
Answer
Phosphodiester bond
Who shared the 1962 Nobel Prize with Watson and Crick for DNA structure?
Answer
Maurice Wilkins
In DNA, which base is complementary to cytosine?
Answer
Guanine
What does the acronym DNA stand for?
Answer
Deoxyribonucleic acid
What sugar is found in DNA?
Answer
Deoxyribose
How many strands make up a DNA molecule?
Answer
Two
Which base pairs with adenine in DNA?
Answer
Thymine
What shape does a DNA molecule have?
Answer
Double helix