Name:___________________________________ Date:___________________ File#:______________
DNA Structure and Function Independent Study
PART A: Structure of DNA
Watch the Amoeba Sisters video at https://www.youtube.com/watch?v=_POdWsii7AI
1. What does DNA stand for?
2. What does DNA do?
3. Where can you find DNA?
4. What are the building blocks of DNA?
5. What are the 3 parts of a nucleotide?
Sugar called deoxyribose, phosphate, base
6. What are the 4 nitrogenous bases? Spell them in full.
7. How do the bases pair? How can you remember this?
8. What type of bonds hold the DNA strands together?
9. What do the bases do?
10. What is gene regulation?
Name:___________________________________ Date:___________________ File#:______________
11. Draw a DNA molecule with 5 base pairs. Label the nitrogenous bases. Describe the structure of
DNA to a blind person.
B: Function of DNA
Watch the video at
http://www.pbslearningmedia.org/resource/tdc02.sci.life.cell.genecontrl/gene-control/
1. Why are fruit flies used for genetic research?
2. What do control genes do in the cell?
PART C: Find a video on how DNA replicates (DNA replication)
Send Ms. Alonso the link alonsosu@orange.k12.nj.us
Explain how DNA replicates