Five-carbon sugar found in DNA nucleotides
Enzyme that adds nucleotides to expose nitrogen bases
substance prepared from killed or weakened microorganisms
Change in genotype of bacteria caused by the presence of foreign genetic material
the shape of DNA; two strands twisted around each other like a winding staircase.
a virus that infects bacteria
enzyme that separates DNA by breaking the hydrogen bonds that link the nitrogen bases
The subunits that make up DNA.
complementary base pairs
relationship of two DNA strands to each other.
Able to cause disease.
describe the arrangment of the nitrogen bases between two DNA strands
the process by which DNA is copied
the area that results after the double helix separates during replication
open the double helix by breaking the hydrogen bonds that link the complementary nitrogen bases between the two strands
enzymes that move along each ot the DNA strands
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