Free Printable History of DNA

Worksheets

History of DNA

Total questions: 15

Worksheet time: 26mins

Name

Class

Date

Who is responsible for producing this image?

Francis Crick

James Watson

Rosalind Franklin

Watson and Crick

How did Rosalind Franklin's photo 51 affect the work of Watson and Crick?

It was used to determine the physical structure of DNA

It was used to identify the four bases that make up DNA

It was used to determine the theory of independent assortment

It was used to show DNA was the molecule of inheritance

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

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

From his work with mice and pneumonia-causing bacteria, Frederick Griffith discovered what?

Replication

Transcription

Transformation

Translation

By using radioactive isotopes, Hershey and Chase were able to conclude that _____ is the carrier of genetic information.

DNA

Protein

Carbohydrate

Lipid

Who proposed that DNA was not a protein?

Oswald Avery

James Watson

Martha Chase

Harry Styles

What were Alfred Hershey & Martha Chase responsible for?

Proved that DNA carries genetic information

Discovered the 4 nitrogen bases

Founded Pokemon GO

Discovered that DNA is made up of a double helix

What organism(s) did Frederick Griffith study? There may be 2!

mice

bacteriophage

bacteria

10.

Who discovered that bacteria could be changed by the process of transformation?

Griffith

Hershey & Chase

Avery

Franklin

11.

Who discovered that genes were composed of DNA?

Oswald Avery

Frederick Griffith

Hershey & Chase

Erwin Chargaff

12.

Who discovered that the genetic material in a bacteriophage was DNA?

Hershey & Chase

Griffith

Avery

Watson & Crick

13.

Who discovered that A = T and C = G?

Chargaff

Franklin

Watson & Crick

Griffith

14.

Who took a picture of DNA using X-ray diffraction?

Rosalind Franklin

Watson & Crick

Oswald Avery

Hershey & Chase

15.

Who developed the double-helix model of DNA?

Watson & Crick

Avery

Hershey & Chase

Franklin

Reset

History of DNA

Total questions: 15

Worksheet time: 26mins

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