DNA Video Worksheet

DNA Video Worksheet
Answer the questions based on information found in the video.
You may pause and resume the video at any time throughout
the viewing.
1. Your body is made up of ____________________________.
2. All cells have a ___________________________________.
3. A gene is composed of _____________________________.
4. What are adenine, cytosine, thymine, and guanine?
5. Base pair codes are always paired up. How are they paired?
6. Combinations of codes make up ______________________.
7. Approximately 3 billion base pairs are divided up into your
23 pairs of ______________________________________.
8. What causes the differences among humans to make them
all unique?
9. The “backbone” of the ladder in the DNA molecules consists
of _____________________________________________.
The “rungs” on the ladder in the DNA molecule consists of