DNA History, Structure and Replication

The sequence of bases forms the

• Genetic Code

• DNA base pair

• Double Helix

• Paired bases

What holds the DNA bases together?

• Hydrogen bonds

• DNA bases

• Double Helix

• Paired bases

Why is DNA important?

• it is very small and very complicated

• it's in everything

• it serves as the blueprint for traits of all living things

• because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What will the matching sequence be on a strand that reads AAGCTAT?

• AACGATA

• TTCGTTA

• CCTGATA

• TTCGATA

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base

• sugar, oxygen, nitrogen base

• sugar, phosphate, nitrogen base

• sugar, phosphate, protein

Name this structure

• double helix

• nucelotide

• twisted ladder

• hydrogen bond

Tags

NGSS.HS-LS1-1

What are the 4 nitrogen bases?

• adenine, thymine, cytoplasm, and guanine

• adenine, thymine cytosine, and guanine

• adenine, thymine, cytosine, and gylcerol

• adenine, thymine, cytosine, and glucose

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

What does a Double Helix look like?

• Twisted ladder

• Upside down ladder

• Sideways ladder

• Double circle

Tags

NGSS.MS-LS3-1

Who used x ray diffraction to see DNA?

• Watson

• Chargaff

• Franklin

• Crick