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.RI.8.7

CCSS.RL.8.7

CCSS.RI.7.7

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?

• polar bonds

• ionic bonds

• covalent bonds

• hydrogen bonds

Tags

NGSS.MS-PS1-1

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

If a strand reads:
3' A A A T T T C 5'
The matching strand would read...

• 5' T T T A A A G 3'

• 3' T T T A A A G 5'

• 5' A A A T T T C 3'

• 3' U U U A A A G 5'

This picture is illustrating the ____ nature of DNA.

• anti-parallel

• deoxyribosic

• helical

• radioactive