Structure of DNA

Identify the given Nucleobase

• Uracil

• Thymine

• Cytosine

DNA is an acronym for _____

• Diphosphorus Nucleic Acid

• Deribose Nucleic Acid

• Deoxyribonucleic Acid

• Deoxyribonucleic Acetate

What are the nucleotides made of?

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

Nitrogenous bases are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

The sugar found in DNA.

• phosphate

• cytosine

• deoxyribose

• dextrose

The base that pairs with adenine.

• thymine

• guanine

• cytosine

• phosphate

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

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

The "rungs" of the DNA ladder are made of...

• Phosphates and Bases
• Sugars
• Sugars and Phosphate
• Bases

A nucleotide consists of...

• A nitrogen base
• A nitrogen base and a sugar
• A nitrogen base, sugar, and phosphate
• Two nitrogen bases, a sugar, and phosphate