IB Biology Sub-topic A1.2 Definitions
This page contains our IB Biology definitions for sub-topic A1.2. By learning each one of these definitions, you will fully cover the content for IB Biology 'Nucleic acids'.
antiparallel
The property of DNA strands being next to each other but running in opposite directions
nucleotide
The most basic unit of a nucleic acid
Great Work!
You have now covered all of our topic 1 definitions for IB biology.
Now that you have completed these IB biology topic 1 definitions, dive into our topic 1 videos for the IB biology course.
IB biology topic 1 videos
Explored IB Biology?
Get stuck into one of our other subjects!
Join 85,000 students, across 130+ countries, in 500+ IB schools. That's half of the IB science graduates worldwide.
Start a 7d free trial