DNA

A DNA molecule has two __________ coiled to form a double __________, the strands linked by a series of paired __________.

There are 4 bases:

• Adenine
• Cytosine
• Guanine
• Thymine

Adenine pairs with __________ and Cytosine pairs with __________

DNA controls the joining together of __________ to make a specific __________ in a cell. It is the order of bases in a section of DNA decides the order of __________ in the __________ and hence what protein it is and what it does.

Create a double chain of matched base pairs

3D DNA Model

• For more information about DNA visit DNA Interactive