DNA AND CHROMOSOMES Flashcards
1
Q
DNA molecules have two strands copied into a double helix.
The double Helios have cross links made of chemicals called ?
A
Chemicals called bases.
2
Q
There are how many bases in DNA ?
A
Four different bases
3
Q
Each cross link contains two bases who h are known as what?
A
Base pairs
4
Q
Chromosomes are long coiled molecules of DNA they are divided into what ?
A
Regions called genes.
