Unit 2 - Nucleic acids & DNA replication Flashcards
1
Q
What does DNA stand for?
A
Deoxyribonucleic acid
2
Q
What does RNA stand for?
A
ribonucleic acid
3
Q
What is the monomeric unit for nucleic acids?
A
Nucleotides
4
Q
What are the 3 components of a nucleotide?
A
-phosphate group
-pentose (5 carbon sugar) either deoxyribose or ribose
-nitrogenous base
5
Q
Name the 5 nitrogenous bases
A
-thymine
-guanine
-adenine
-cytosine
-uracil
6
Q
Name the 4 bases present in DNA
A
-thymine
-adenine
-guanine
-cytosine
7
Q
Name the 4 bases present in RNA
A
-uracil
-adenine
-guanine
-cytosine
8
Q
Which base is never found in DNA?
A
Uracil
9
Q
Which base is never found in RNA?
A
Thymine
10
Q
What does complementary base pairing allow?
A
-DNA to be copied and transcribed
