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DNA Structure & Replication

Vocabulary used to describe the structure and replication of DNA.

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deoxyribonucleic acid
nitrogen base complementary to thymine
nitrogen base complementary to adenine
nitrogen base complementary to guanine
nitrogen base complementary to cytosine
building block of nucleic acids
force that holds the 2 strands of DNA together
molecular shape of DNA
the opposing directions of DNA molecules, 5' to 3'/3' to 5'
method of replication that implies that each new strand of DNA is half original and half new
enzyme that unwinds & separates the two strands of a DNA molecule
enzyme that adds RNA to a strand of DNA in order to begin the process of DNA replication
enzyme that inserts complementary DNA nucleotides following the sequence of the parent strand as a template
enzyme that proofreads the daughter strand of replicated DNA and corrects any base pairing errors
enzyme that removes the RNA primer and replaces it with complementary DNA nucleotides
enzyme responsible for joining strands of DNA
disjointed segments of replicated DNA that are joined to form a lagging strand of DNA
direction in which replicated strands of DNA are formed
the segment of "daughter" strand that is synthesized continuously in a 5' to 3' direction
the segment of "daughter" strand that is synthesized in disjointed pieces called Okazaki fragments in a 5' to 3' direction
the structure formed by helicase as it 'unzips' the 2 strands of a DNA molecule
open areas of the DNA double helix where replication of DNA has begun
points along a strand of DNA that signal where replication should begin
the force of attraction that holds the strands of a DNA double helix together
nitrogen base complementary to adenine in molecules of RNA

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