DNA replication practice, Exercises of Biology

DNA replication, DNA biology 1

Typology: Exercises

2023/2024

Uploaded on 02/24/2025

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DNA REPLICATION ACTIVITY (5pts)
NAME_______________________ DATE______________ Due At the start of the exam, March 30h.
1. Fill out numbers 1-11 with the correct terminology. (Try and do this without looking at your notes! Use this as a study guide.)
2. Write out the new strand beneath. Don’t forget to label the ends and the direction that it would go.
3’ -----ATCGGATTCCCTTAGCTC-----5’
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DNA REPLICATION ACTIVITY (5pts) NAME_______________________ DATE______________ Due At the start of the exam, March 30h.

  1. Fill out numbers 1-11 with the correct terminology. (Try and do this without looking at your notes! Use this as a study guide.)
  2. Write out the new strand beneath. Don’t forget to label the ends and the direction that it would go. 3’ -----ATCGGATTCCCTTAGCTC-----5’

DNA REPLICATION ACTIVITY (5pts)

3. Match the selected vocab below to their definitions A. attaches 5’ end of 1st^ DNA nucleotide to 3’ end of RNA primer B. adds RNA primer to leading strand C. Unzips DNA at replication fork D. stabilizes DNA to prevent double helix from reforming f. helicase g. SSB proteins h. DNA polymerase i. DNA primase **4. Using your OWN WORDS explain what we mean by “DNA replication is semiconservative”

  1. Using your OWN WORDS describe the difference between replication bubbles and replication forks and identify A-C in the images below as bubbles or forks. BONUS (1 point):** 1. What two forms of DNA did Rosalind Franklin discover? What did she conclude about DNA in early 1953?
  2. What else did Rosalind Franklin work on in her career? What were her other major contributions to the field? HINT: These links will help you answer these! https://profiles.nlm.nih.gov/spotlight/kr/feature/biographical-overview https://www.nature.com/articles/d41586-020-02144-

A

B

C