Watch all three videos on DNA replication. Start with my lecture video. Your online quiz on friday will include this content!
This DNA replication Song was made by my students in 2007. They were grade 11 students taking my bio 12 course. Their music teacher is the same as your band teacher now.
Assignment : Answer the following questions in a creative format
1. Why does DNA replication happen? Give three reasons
2. a. Draw a nucleotide and identify the 5' end and the 3' end
b. draw a DNA ladder structure and label the 5' and 3 ' end
3. Compare and contrast DNA and RNA.
a. What are they made of?
b. What are their nitrogen bases?
c. What enzymes synthesize DNA and RNA?
d. How does DNA polymerase join one nucleotide with another nucleotide?
4. What are the main steps of DNA Replication. Include details of what each enzyme does
a. Helicase
b. Primase
c. DNA pol III
d. exonuclease
e. DNA pol I
f. ligase
5. In what direction does DNA polymerase synthesize the new DNA strand?
6. How is the lead strand different from the lag strand?
7. What is an okazaki fragment?
