DNA

1

Who produced the first X-ray pictures of DNA?

2

Which of these is smallest?

3

Where are chromosomes found?

4

Which two scientists discovered the shape of DNA?

5

What shape is DNA?

6

Which scientist did not win the Nobel prize for their work on DNA?

7

How many chromosomes do normal body cells have?

8

How many chromosomes do sperm and eggs have?

9

What is the definition of a gene?

10

How many genes do we have?