Download Replication Animation Lab

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DNA Replication Lab
Go to this website
http://www.sumanasinc.com/webcontent/animations/content/DNA_structure.html.
Click on DNA Structure
1. What is the shape of DNA called?
2. What is the backbone of DNA?
3. What forms the core of the double helix?
4. What is a pyrimadine?
5. What is a purine?
6. Explain why DNA is considered a polar molecule?
7. What bonds to adenine?
8. What bonds to cytosine?
9. Base pairing means that one strand is ___________ to the other strand.
10. What type of bond connects the two strands of DNA?
Part two DNA Replication
Go to this website http://highered.mcgrawhill.com/sites/0072437316/student_view0/chapter14/animations.html#
AND CLICK ON:
How Nucleotides are Added in DNA Replication (1028.0K)
1. What enzyme unwinds the DNA?
2. What is the enzyme that builds the new strand of DNA (specific)?
3. What is the name of the strand that is built continuously?
4. Why is there a leading and lagging strand of DNA?
5. What enzyme synthesizes the first few nucleotides of a new strand?
6. How many nucleotides is the RNA Primer?
7. What direction does DNA polymerase read the parent strand?
8. What direction does DNA polymerase build the new strand?
9. What is the name of the strand that is built discontinuously?
10. What are the discontinuous sections of the lagging strand called?
11. What enzyme joins the segments together?