DNA Replication

The picture below shows the steps of DNA replication beginning with step one and ending with step three.

​Because you are reusing the old, or parent, DNA strand DNA replication is said to be

• Semi- Conservative

• Semi-discontinuous

• Continuous

• Fully-Conserveative

The picture below shows an enzyme unwinding and unzipping DNA.

​

​What is the name of this enzyme?

• DNA Helicase

• DNA Ligase

• DNA polyermase

• RNA Polymerase

Which enzyme is responsible for adding the free nucleotides to the replicating DNA? ​

• DNA Helicase

• DNA Ligase

• DNA polyermase

• RNA Polymerase

Which letter in the picture below depicts the leading strand in DNA replication?

• A

• C

• B

• None of the above

Which letter in the picture below depicts the lagging strand in DNA replication?

• A

• C

• B

• None of the above

Which letter in the picture below depicts the replication fork in DNA replication?

• A

• C

• B

• None of the above

Tags

NGSS.HS-LS3-2

Okazaki fragments appear on which strand of DNA during DNA replication?

• lagging

• leading

The directionality of DNA is said to be ___________, because it is side by side by goes in opposite directions.

• Anti-directional

• Parallel

• Anti-parallel

• Anti-uniform

Which of the following must happen first in order for DNA replication to occur?

• DNA polymerase binds to the leading strand
• DNA is unwound
• Hydrogen bonds form between bases
• chromosomes condense

Which of the following is required for DNA replication to occur?

• DNA helicase
• DNA ligase
• DNA polymerase
• all of these