DNA & The Molecule (Pearson Science 10 Chapter 1.1)

DNA stands for

• Deoxyribonuclear Acid

• Dioxyribnucleic Acid

• Deoxyribonucleic Acid

• Deoxynucleic Acid

Two scientists responsible for first describing the structure of DNA were

• Watson & Franklin

• Watson & Crick

• Crick & Franklin

• Watson, Crick & Franklin

DNA in all organisms is made up of smaller molecules called

• nucleotides

• phosphate groups

• nitrogen-rich bases

• deoxyribose sugars

Nucleotides are made up of

• phosphate groups

• deoxyribose sugars

• nitrogen-rich bases

• DNA

The structure of DNA is best describe as a

• helix

• double helix

• single helix

• twisted knot

The uprights of the DNA structure are made of alternating phosphate and

• sugar groups

• nitrogen-rich bases

• nucleotides

• bases

How many bases are there?

• 1

• 2

• 3

• 4

The base ADENINE has the code

• A

• T

• C

• G

The base GUANINE has the code

• A

• T

• C

• G

The base THYMINE has the code

• A

• T

• C

• G