DNA/ RNA Review

What is DNA made of?

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

What are the 4 nitrogen bases?

• adenine, thymine, cytoplasm, and guanine
• adenine, thymine, cytosine, and gylcerol
• adenine, thymine, cytosine, and guanine
• adenine, thymine, cytosine, and glucose

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

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

Which organelle is DNA usually found in?

• cell membrane
• chloroplast
• vacuole
• nucleus

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

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

Why is DNA important?

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

What determines the code, or information, of a DNA molecule?

• the shape (structure) of the nitrogen bases
• the color of the nitrogen bases
• the order (sequence) of the nitrogen bases
• the frequency (number) of nitrogen bases

Nitrogenous bases are joined by which type of bond?

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

DNA replication results in two DNA molecules,

• each one with two original strands
• each one with one new strand and one original strand
• each one with two new strands
• one with two new strands and the other with two original strands

What is the correct complimentary strand for the following DNA? ATCGAG

• TACGAG
• TAGCTG
• ATCGAG
• TAGCTC