Structure of DNA test questions

1

What is the name for the basic units which make up strands of DNA?

2

What are the DNA base pairing rules?

3

The two strands of DNA are held together by which kind of bonds?

4

What are DNA nucleotides made up of?

5

DNA is found as linear chromosomes, tightly coiled and packaged with associated proteins, called histones, in which type of organism?