Semester Test Review Winter 2018

Amino acids are joined together in order to form

• DNA
• ribosomes
• proteins 
• RNA

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Genetic info flows in one direction. Which best represents this flow?

• DNA-protein-RNA
• Protein-RNA-DNA
• RNA-protein-DNA
• DNA-RNA-protein

What enzyme is responsible for laying down the RNA primers during DNA Replication?

• Helicase
• RNA Primase
• Ligase
• There are no RNA primers during DNA Replication

Which of these enzymes is responsible for breaking the hydrogen bonds which "unzips" the DNA molecule?

• Topoisomerase
• Primase
• Helicase
• zippase

Which enzyme is responsible for adding nucleotides?

• Topoisomerase
• DNA Polymerase
• Ligase
• Primase

Which strand is synthesized continuously during DNA Replication

• Leading Strand
• Lagging Strand

The _________ contains __________.

• Leading Strand / Okazaki Fragments
• Lagging Strand / Okazaki Fragments
• Leading Strand / Topoisomerase
• Lagging Strand / dispersive replication

Okazaki fragments are a result of _________.

• Semiconservative replication
• Discontinuous replication
• DNA Polymerase
• Single Stranded Binding Proteins

If DNA Polymerase is responsible for synthesizing DNA on the Leading Strand, what enzyme synthesizes DNA on the Lagging Strand?

• Primase
• RNA Polymerase
• DNA Polymerase
• Helicase

Which is Metaphase?

• A

• E

• C

• F

Tags

NGSS.HS-LS1-4