Honors DNA quiz

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

• amino acids
• nucleotides
• fatty acids
• polysaccharides

Nitrogenous bases are joined by which type of bond?

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

Tags

NGSS.HS-LS1-1

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

If the new DNA strand is being built continuously toward the replication fork, that strand represents the ___

• lagging strand

• template strand

• coding strand

• leading strand

DNA polymerase is a(n)

• lipid
• enzyme
• sugar
• starch

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 is NOT a part of the DNA nucleotide?

• Deoxyribose sugar

• Phosphate group

• Nitrogenous base

• Lysine amino acid

What is the goal of DNA replication? (choose the most accurate answer)

• To destroy the DNA molecule
• To make a new copy of DNA from an existing strand of DNA
• To make a totally new DNA molecule from nothing
• To copy the DNA into RNA

How is the instructions for your traits carried on a DNA molecule?

• Sequence of the nitrogen bases

• In the Deoxyribose Sugar

• In the bond between the phosphate and the sugar

• In the phosphate group

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Which of the following enzymes adds complementary nucleotides to the DNA template strands?

• primase

• helicase

• topisomerase

• DNA polymerase