DNA Structure Quiz

The simplest unit of DNA is the

• nucleotide

• amino acid

• RNA polymerase

• DNA polymerase

The rungs of the DNA ladder are made up of

• sugars

• phosphates

• nitrogenous bases

• amino acids

What base pairs with Guanine

• Adenine

• Cytosine

• Thymine

What does DNA stand for?

• Deoxyribonucleic acid

• Ribonucleic acid

An original DNA strand with the base sequence

ATT CAT GAC AAA

would produce a NEW strand with the complementary sequence...

• CAT TTC AGT CCC

• TAA GTA CTG TTT

• CGG CTA CTC AAA

Tags

NGSS.HS-LS3-2

The sugar in DNA is called

• Ribose

• Deoxyribose

The structure of DNA is known as a

• Double-helix model

• Single-stranded model

• Twisted ladder model

Tags

NGSS.HS-LS1-1

What 3 parts make up a nucleotide?

• histone
• sugar (deoxyribose)
• telomere
• nitrogen base
• phosphate group

Create a complementary strand for the following DNA sequence: GTC-AAT-CGA-TTC-TGA

• CAG-TTT-GCT-TAG-ACT

• CGG-TTT-GCT-AAG-ACT

• CAG-TTT-CGT-AAG-CCC

• CAG-TTA-GCT-AAG-ACT

The sides of the DNA are composed of alternating deoxyribose sugar and phosphate groups. This is commonly called the...

• nitrogen base pairs
• sugar phosphate backbone
• rungs
• sugar backbone