DNA Quiz

DNA is _______________________

• Genetic code for organism's life
• Holds cell's DNA in the nucleus
• Removing a nitrogen base
• Adding a nitrogen base

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

Which of the following best describes the shape of a DNA molecule?

• double helix
• Santa's elves
• made of amino acids
• Tim and Moby from Brain Pop

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

• chromosomes
• nitrogen base
• mutation
• deoxyribose

In double-stranded DNA, the amount of Adenine is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Thinking

Guanine bonds with ______________.

• Adenine
• Circles
• Cytosine
• Thymine

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it is the blueprint for traits of all living things
• because we eat it every day for energy

What part is the code, or information, of a DNA molecule?

• the shape of the nitrogen bases
• the order of the nitrogen bases
• the color of the nitrogen bases
• How many nitrogen bases

What makes 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