DNA Study Guide Flashcards
1
Q
A molecule that is present in all living cells
A
DNA
2
Q
In a nucleic acid chain, a subunit that consist of a sugar
A
Nucleotide
3
Q
The duplication of a DNA molecule
A
Replication
4
Q
A change in the nucleotide base sequence of a gene or DNA molecule
A
Mutation
5
Q
Ribonucleic acid, a molecule that is present in all living cells
A
RNA
6
Q
A cell organelle composed of RNA and protein
A
Ribosomes
7
Q
What 2 words are used to describe the shape of DNA?
A
Double Helix
8
Q
What are the sides of a strand of DNA known as?
A
Backbone
9
Q
What 2 things make up the sides of a DNA strand?
A
Sugar and Phosphate
10
Q
What makes up the center of a strand of DNA?
A
Base pair
11
Q
What are the 2 sets of DNA base pairs?
A
adenine/thymine and guanine/cytosine
12
Q
What are 3 things made up a nucleotide?
A
base, sugar, phosphate
