Module 11: DNA/Genetics

Which scientist(s) indicated that DNA was found in the shape of a double helix based on the x-ray photo of the DNA crystal?

• Avery

• Griffith

• Franklin and Wilkins

How is DNA different than RNA? DNA is __. Choose 3

• Double Stranded

• Thymine

• Ribose

• Deoxyribose

• Uracil

What shape is DNA?

• single helix (straight ladder)

• double helix (twisted ladder)

• triple helix (Circular ladder)

Tags

NGSS.HS-LS1-1

What are the four nucleotides that make up DNA? Check all that apply

• Adenine

• Uracil

• Guanine

• Cytosine

• Thymine

What are the two main causes of gene mutations?

• male and female gametes

• hox and RNA

• chemicals and radiation

Tags

NGSS.HS-LS3-2

Who discovered transformation?

• Griffith

• Hershey and Chase

• Watson and Crick

Who built the 3-D model of DNA?

• Avery

• Griffith

• Watson and Crick

Match each mutation with its definition:

• deletion

• a nucleotide is eliminated

• duplication

• a nucleotide is changed to another

• substitution

• an extra nucleotide is added

• insertion

• a nucleotide is repeated

Tags

NGSS.HS-LS3-2

Who discovered these base pairing rules?

• Chargaff

• Watson and Crick

• Griffith

How many total codons does the following strand of DNA contain? Look at the picture.

• 4

• 12

• 3

• 24