OPTIONAL DNA REVIEW

What is the primary function of DNA?

• To provide energy for cells
• To store and transmit genetic information
• To protect the cell from damage
• To assist in protein synthesis

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In which organelle is DNA found?

• Golgi Bodies
• Ribosome
• Nucleus
• Endoplasmic Reticulum

Tags

NGSS.MS-LS3-1

What is the structure of DNA commonly referred to as?

• Single helix
• Triple helix
• Double helix
• Circular helix

Which scientist is known for discovering the structure of DNA?

• Erwin Chargaff
• Rosalind Franklin
• Francis Crick and James Watson
• Charles Darwin

Which base pairs with Adenine in DNA?

• Cytosine
• Thymine
• Guanine
• Uracil

According to Chargaff's rules, what is true about the percentages of DNA bases?

• A = C and T = G
• A = T and C = G
• A + C = T + G
• A + T = C + G

If an organism has 30% Adenine, what percentage of Thymine does it have?

• 20%
• 30%
• 40%
• 50%

How many types of nitrogen bases are there in DNA?

• 2
• 3
• 4

What is the total percentage of base pairs in DNA that must equal?

• 50%
• 75%
• 100%
• 200%

What is the significance of Rosalind Franklin's work?

• She discovered the nitrogen bases
• She identified the double helix structure
• She provided X-ray images of DNA
• She created the first DNA model