Honors DNA & RNA - History & Structure Quiz

What did Rosalind Franklin contribute to the discovery of DNA's structure?

• She developed the nitrogenous base pairing rules for DNA.

• She crystallized DNA and used X-rays to photograph its helical shape.

• She developed a double helix model of the DNA structure.

• She used chain termination method for DNA sequencing.

Who developed the double helix model of the DNA structure?

• Erwin Chargaff

• Rosalind Franklin

• James Watson and Francis Crick

• Sanger technique

What is the significance of the Sanger technique in DNA research?

• It was used to crystallize DNA and take photographs.

• It was used to develop the double helix model of DNA.

• It is a chain termination method used to sequence DNA.

• It is a gene editing technology.

What was the goal of the Human Genome Project?

• To develop the nitrogenous base pairing rules for DNA.

• To crystallize DNA and photograph its structure.

• To sequence the DNA on all 46 human chromosomes.

• To create a gene editing technology.

What is CRISPR-Cas9 technology primarily used for?

• To photograph the helical shape of DNA.

• To develop the nitrogenous base pairing rules for DNA.

• To sequence the DNA on human chromosomes.

• To edit genes by cutting DNA and altering its sequence.

Tags

NGSS.HS-LS3-2

According to Erwin Chargaff's rules, which of the following is true?

• The percentage of adenine (A) equals the percentage of guanine (G).

• The percentage of cytosine (C) equals the percentage of thymine (T).

• The percentage of adenine (A) equals the percentage of thymine (T).

• The percentage of guanine (G) equals the percentage of thymine (T).

What are nucleic acids?

• Simple molecules that carry amino acids

• Macromolecules that carry genetic information

• Proteins that provide structural support

• Lipids that store energy

What is the monomer of nucleic acids called?

• Amino acid

• Fatty acid

• Nucleotide

• Monosaccharide

Which of the following is NOT a part of a nucleotide?

• 5-carbon sugar

• Phosphate

• Nitrogen Base

• Amino group

What does the diagram in the image represent?

• A nucleotide structure

• A protein structure

• A lipid structure

• A carbohydrate structure