7.1 DNA Structure and Replication

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine

Tags

CCSS.RL.9-10.9

CCSS.RL.5.1

CCSS.RL.4.1

CCSS.RI.3.5

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

Tags

CCSS.RI.9-10.7

CCSS.RL.9-10.7

CCSS.RL.8.7

CCSS.RI.8.7

CCSS.RL.11-12.7

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine
• deoxyribose sugar and a hydrogen bond
• deoxyribose sugar and the nucleus
• deoxyribose sugar and phosphate

Nitrogenous bases are joined by which type of bond?

• ester

• phosphodiester

• covalent bonds

• hydrogen bonds

The enzyme that unzips the DNA to prepare for replication

• helicase
• replicase
• polymerase
• synthase

A process in which DNA has the unique ability to make an exact copy of itself.

• Replication
• Translation
• Transcription

Tags

NGSS.HS-LS3-2

Which of the following units are repeatedly joined together to form a strand of DNA?

• amino acids
• nucleotides
• fatty acids
• polysaccharides

What are the nucleotides made of?

• Sugar, Phosphate, nitrogen base
• Phosphate, Adenine, nitrogen base
• Thymine, Adenine, Cytomine
• Phosphate, Nitrogen, Adenine

Which enzyme joins the Okazaki fragments in the lagging strand?

• Helicase

• DNA Polymerase

• DNA Ligase

• DNA Primase

Which enzyme replaces the RNA primer with DNA nucleotides?

• Helicase

• DNA Polymerase III

• DNA Ligase

• DNA Polymerase I