DNA replication

Front

Which units are repeatedly joined together to form a strand of DNA? Options: amino acids, nucleotides, fatty acids, polysaccharides

Back

nucleotides

Front

The enzyme that unzips the DNA to prepare for replication: helicase, replicase, polymerase, synthase

Back

helicase

Front

DNA replication results in two DNA molecules. What is the composition of these molecules?

Back

Each one with one new strand and one original strand.

Front

In what phase of the cell cycle does DNA replication take place? Options: G1, S, G2, M

Back

S

Front

What must happen first for DNA replication to occur?

Back

DNA is unwound

Front

Where do Okazaki fragments form?

Back

lagging strand

Front

Which of the following is required for DNA replication to occur? Options: DNA helicase, DNA ligase, DNA polymerase, all of these

Back

all of these

Front

During replication, what enzyme adds complimentary bases?

Back

polymerase

Front

Which enzyme is responsible for adding nucleotides to the free three prime end?

Back

DNA Polymersase 3

Front

Which enzyme is responsible for forming phosphodiester bonds between the Okazaki fragments?

Back

Ligase