A nitrogenous base is simply a nitrogen containing molecule that has the same chemical properties as a base.
200
What is hydrogen bonds?
a weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.
200
How many strands make up a DNA double helix?
2 strands make up a DNA double helix.
300
What enzyme replaces RNA primer on the leading strand with DNA?
Polymerase I
300
What is a nucleotide?
a compound consisting of a nucleoside linked to a phosphate group. Nucleotides form the basic structural unit of nucleic acids such as DNA.
400
DNA replication is ____________________________, with each __________________ acting as a template for the synthesis of a complementary _______________.
semi-conservative, parental strand, new strand
400
What is a double helix?
a pair of parallel helices intertwined about a common axis, especially that in the structure of the DNA molecule.