dna 1

DNA Part 1

By Rose Marsh

Multiple Choice

What were James Watson and Francis Crick most known for

• Discovering a cure for cancer

• Discovering the structure of the DNA molecule

• Discovering how atoms bond into molecules

• Discovering the constant speed of light

Multiple Choice

What type of pictures did Watson and Crick use to give them ideas for their discovery?

• Polaroid pictures

• X-Ray pictures

• MRI pictures

• Ultrasound pictures

Multiple Choice

What is the name of the twisting shape of the DNA molecule?

• Deep Nitrogen Atom

• Turning Ladder

• Twisted Strands of Life

• Double Helix

Multiple Choice

The discovery of the structure of DNA was important to what field of science?

• Physics

• Robotics

• Genetics

• Astronomy

Multiple Choice

Who is responsible for producing this image?

• Francis Crick
• James Watson
• Rosalind Franklin
• Watson and Crick

Multiple Choice

What did Erwin Chargaff conclude from his experiments?

• Nitrogen bases are held together by peptide bonds
• A and T, C and G always occur in equal amounts
• Proteins are the carriers of genetic information
• C and G rarely occur in eukaryotic organisms

Multiple Choice

What was Watson and Crick's main scientific accomplishment?

• Building the first accurate model of DNA
• Isolating strains of pneumonia causing bacteria
• Determining base pairing rules
• Discovering the process of genetic transformation

Multiple Choice

Rosalind Franklin's "Photo 51" allowed Watson and Crick to determine the _______ of DNA.

• Shape
• Backbone
• Nitrogen bases
• Hydrogen bonds