What is DNA?
Discovery of DNA
Important Timelines
100

What is DNA short for?

deoxyribonucleic acid

100
Who is the person who first discovered DNA?

Friedrich Meischer

100

List the two nitrogenous pairs. (full names)

Adenine-Thymine, Cytosine-Guanine

200

Where is DNA found in?

DNA is found in every cell of the body.

200

What was the original name that was given to DNA?

nuclein

200

The structure of DNA was determined to be in the shape of a...?

double-helix

300

List all four nitrogenous bases.

adenine, cytosine, guanine, thymine
300
What was the year that DNA was discovered in?

1869

300

Nucleic acids are molecules made of...?

phosphate, sugar, and four nitrogenous bases

400

DNA interacts with ________ ________ to eventually form the human being.

outside influences

400

The credit to who first discovered DNA was mistakenly given to?

James Watson and Francis Crick
400

A paper published by Erwin Chargaff outlined the chemical rules for how...?

nitrogenous bases pair

500

How is DNA important to us? Why?

DNA is naturally a key for living organisms, as it holds vital information that is passed down from one generation to the next.

500

What was meant to be studied instead of discovering DNA?

The composition of lymphoid cells (white blood cells)

500

Name one person who contributed to showing that DNA was a substance that passed genetic information.

Oswald Avery, Colin Macleod, Maclyn McCarty