Nucleic Acid

1.6

What are the polymers of nucleic acid?

DNA and RNA

What are the subunits of nucleic acid?

Nucleotides

What are nucleotides made of?

1. 5-carbon sugar

2. Phosphate group

3. Nitrogenous Base

What bond is between nitrogenous bases?

Covalent bonds

What is the backbone of DNA and RNA?

Sugar-phosphate

What is the directionality of a linear strand of DNA or RNA?

5’ to 3’

What type of sugar does DNA and RNA have?

Deoxyribose and ribose

What nitrogenous bases does DNA have?

Adenine, Guanine, Thymine, Cytosine

What nitrogenous bases does RNA have?

Adenine, Guanine, Uracil, Cytosine

Is DNA double or single stranded?

Double stranded

Is RNA double or single stranded?

Single stranded

What direction is DNA anti-parallel in?

5’ to 3’

What does the directionality of subcomponents affect?

Structure of polymers

What group is with the 3’ end?

Hydroxyl group

What groups is with the 5’ end?

Phosphate group

How many hydrogen bonds are between Adenine and Thymine/Uracil?

2

How many hydrogen bonds are between Guanine and Cytosine?

3

Which end of a DNA/RNA sequence are new nucleotides added too?

3’ Hydroxyl end