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Question | Answer |
---|---|
is a substance that is prepared form killed or weakend disease | vaccine |
this help make the microoranism | virulent |
is a chang in genotype caused when cell take up forein genetic material | transformtion |
is a virus that infects bacteria. | bacteriophage |
two strands twisted around each other like a winding staircace | double helix |
are the subunits that make up DNA | nucleotide |
are supported by chargaff's observation | deoxyibose |
the strictniss of bace-pairing results in two stands in in two stands | base-pairing rules |
the process of making a coppy of DNA | complementary base pairing |
open the double helix | DNA replication |
the areas where the double helix separated | DNA helicase |
replicaton fork | |
DNA polymerase |