DNA and Mitosis Flashcards
1
Q
What are the “handrails” in DNA made of?
A
Sugar and Phosphate
2
Q
Where is the genetic information in a molecule contained?
A
In the sequence of “bases” along one strand of the double helix
3
Q
List the steps of cell division:
A
- Replication - DNA is duplicated
- Mitosis - The two bits of DNA are moved to opposite sides of the OG cell
- Cytokinesis - Cell splits into 2 cells
4
Q
What are DNA molecules made of?
A
Nucleotides
5
Q
What are nucleotides made of?
A
- One sugar
- One phosphate group
- One base. Either adenine, guanine, thymine, or cytosine
6
Q
What are DNA Polymerases?
A
A group of enzymes that are cause DNA replication
7
Q
What makes a protein?
A
The information encoded in a collection of bases
8
Q
What is mutation?
A
An error in DNA replication
