DNA Replication Quiz

What is the main function of DNA in cells?

• To provide energy

• To provide cell activities and code for traits

• To transport nutrients

• To protect the cell

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NGSS.HS-LS1-1

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Where does DNA replication happen in eukaryotic cells?

• In the cytoplasm

• In the nucleus

• In the cell membrane

• In the mitochondria

What is a common word ending for enzymes?

• -ose

• -ase

• -ine

• -ate

What is the main topic of the video?

• Protein synthesis

• DNA replication

• Cell respiration

• Photosynthesis

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NGSS.HS-LS1-5

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What is a major part of the DNA replication process?

• Lipids

• Enzymes

• Carbohydrates

• Vitamins

What does helicase do in DNA replication?

• It builds new DNA strands.

• It unzips the two strands of DNA.

• It glues DNA fragments together.

• It starts the replication process.

What holds the DNA bases together before unzipping?

• Covalent bonds

• Ionic bonds

• Hydrogen bonds

• Metallic bonds

Why is it important for primase to make RNA primers?

• To start DNA polymerase

• To separate DNA strands

• To compact DNA

• To create identical strands

What is the area of the 5' carbon in the DNA structure?

• Inside the ring

• Outside the ring

• At the 3' end

• At the 1' position

What problem happens because DNA polymerase can only build in the 5' to 3' direction?

• It creates Okazaki fragments

• It stops replication

• It reverses the strand

• It duplicates the strand