12 Questions
What is the function of DNA polymerase I in DNA replication?
Removes the RNA primer and replaces it with DNA
What is a characteristic of euchromatin?
Extremely loose genetic material
What enzyme is responsible for unwinding the double helix in DNA replication?
Helicase
What do telomeres refer to in the context of DNA replication?
Bits of unimportant/less important DNA at the ends of molecules
How is the semi-conservative model of DNA replication supported?
By observing the weights of replicated DNA after using N15 template DNA
In what form is genetic material packaged in heterochromatin?
Extremely tight genetic material
What type of sugar is found in a nucleotide of DNA?
Deoxyribose
Which of the following bases are purines in DNA?
Adenine and Guanine
How do purines and pyrimidines pair in DNA?
Purines with Pyrimidines
What technique did Rosalind Franklin use in discovering the double helix structure of DNA?
X-ray crystallography
In DNA, where does the 5' end get its name from?
Presence of a phosphate group
How are complementary strands oriented in DNA?
Antiparallel to each other
Learn about the molecular structure of DNA, including the composition of nucleotides such as deoxyribose, phosphate, and nitrogenous bases like adenine, guanine, cytosine, and thymine. Understand how purines pair up with pyrimidines to maintain DNA consistency.
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