DNA Replication Quizizz
What are the 4 nitrogen bases?
Adenine, Thymine, Guanine, Cytosine
Which one is informational?
Both (DNA&RNA)
Guanine bonds with _______________.
Cytosine
Which enzyme is responsible for adding nucleotides?
DNA Polymerase
Which 2 molecules forms the sides (backbone) of the DNA ladder?
Deoxyribose (sugar) and phosphate
What does DNA stand for?
Deoxyribose Nucleic Acid
Why is it crucial that living things are able to replicate their DNA?
Each cell must have its own DNA
The enzyme that unzips the DNA to prepare for replication
Helicase
Which is the correct order of enzymes in DNA replication?
Helicase, primase, polymerase, ligase
Nitrogenous bases are joined by which type of bond?
Hydrogen bonds
What is the following units are repeatedly joined together to form a strand of DNA? (This is the MONOMER of DNA)
Nucleotides
Which organelle is DNA usually found in?
Nucleus
Prokaryotic replication is different because it
Only has one replication bubble that moves in one direction.
What forms the rungs of the DNA ladder
Pairs of Nitrogenous Bases
In which one does uracil replace thymine?
RNA
A process in which DNA has the unique ability to make an exact copy of itself.
Replication
What type of sugar does RNA have?
Ribose
What phase of the cell cycle does DNA replication take place?
S-phase
What are the three components of a nucleotide?
Sugar, phosphate, nitrogen base
Which sequence of DNA bases would pair with this partial strand ATG TGA CAG
TAC ACT GTC
What determines the code, or information, of a DNA molecule?
The order (sequence) of the nitrogen bases
Adenine bonds with _____________.
Thymine
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of
Thymine
Which is the correct order of DNA Replication steps?
Unwinding, Base Pairing, Joining
DNA replication results in two DNA molecules,
each one with one new strand and one original strand
Why is DNA important?
it serves as the blueprint for traits of all living things
