Chapter 2: Nucleic acids Flashcards
1
Q
What does RNA stand for?
A
Ribonucleic acid
2
Q
What does DNA stand for?
A
Deoxyribonucleic acid
3
Q
What does DNA do?
A
it carries genetic information
4
Q
What monomers are DNA and RNA made of?
A
Nucleotides
5
Q
What are the three components that make up nucleotides?
A
a pentose sugar, a phosphate group and a nitrogen-containing organic base
6
Q
What are the five types of organic base?
A
Cytosine, Adenine, Guanine, Thymine, Uracil
7
Q
How can two nucleotides be joined together?
A
by a condensation reaction, that forms a phosphodiester bond between the pentose sugar and phosphate molecule
8
Q
What is RNA?
A
a singe stranded polynucleotide, where the pentose sugar is ribose
9
Q
What are the organic bases of RNA?
A
Adenine, Guanine, Cytosine and Uracil
